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PVC Waterproof Sports Camping Bag - 8 Sizes & 7 Colours!

NOW

£ 4.99

£ 9.99

PVC Waterproof Sports Camping Bag - 8 Sizes & 7 Colours!

Colours: Available in seven colours, including white, yellow, rose red, red, grey, blue, and black to suit your style.

5 bought

Save 50 %!
Unisex Oxford Sport Duffel Bag - Lightweight Gym & Travel Holdall, 3 Sizes, 3 Colours

NOW

£ 9.99

£ 29.99

Unisex Oxford Sport Duffel Bag - Lightweight Gym & Travel Holdall, 3 Sizes, 3 Colours

Durable material: Each bag is constructed using high-quality oxford cloth for long-lasting use.Do-it-all bag: This Unisex Sport Duffel Bag with Removable (and, adjustable) Shoulder Straps features a comfortable grip top handle for you to carry your items comfortably.Options: Choose your pick from 3 colours (black, grey, or khaki) and 3 sizes (small, medium or large).Multiple uses: This duffel bag is a great option to carry for sports activities, gym, travelling, weekend trips, and outdoor activities like hiking and overnight camping.

19 bought

Save 67 %!
Shark Kids Sleeping Bag - 100% Polyester, Fun Shark Design, Four Sizes

NOW

£ 16.99

£ 29.99

Shark Kids Sleeping Bag - 100% Polyester, Fun Shark Design, Four Sizes

A shark lover's dream: The Shark Sleeping Bag is the ultimate shark-themed bedding accessory, designed to delight shark enthusiasts of all ages.Underwater wonder: Crafted from 100% polyester, this sleeping bag is not only warm and cosy but also looks amazing with its lifelike shark design.Foster shark appreciation: In an effort to make sharks, a very misunderstood animal, more cuddly, this sleeping bag brings awareness to these incredible creatures.Supersized snuggles: Big and adorable, it's a must-have addition for any undersea enthusiast, providing hours of comfortable and imaginative play.

396 bought

Save 43 %!
Coffee: Mens Canvas Shoulder Messenger Bag Crossbody Bag Satchel Bag

NOW

£ 13.99

£ 41.99

Coffee: Mens Canvas Shoulder Messenger Bag Crossbody Bag Satchel Bag

  • Age group: Adult
  • Brand: Shenzhen Yilulu Technology Co., Ltd.
  • Location: National Deal

5 bought

Save 67 %!
Longchamp Inspired Large Capacity Foldable Tote Bag for Women - Multiple Sizes & Colors

NOW

£ 9.99

£ 29.99

Longchamp Inspired Large Capacity Foldable Tote Bag for Women - Multiple Sizes & Colors

Colorful: Available in six trendy colors for every style preference. Versatile: Three sizes to suit work, travel, or daily errands.

253 bought

Save 67 %!
Women's Elegant Vegan Leather Satchel Bag - Multi-Size Crossbody Purse with Adjustable Strap

NOW

£ 10.99

£ 29.99

Women's Elegant Vegan Leather Satchel Bag - Multi-Size Crossbody Purse with Adjustable Strap

Vegan PU Leather: Durable and stylish, made for everyday wear. Choice of Sizes: Small, medium, or large to fit your essentials. Secure Closure: Keeps your belongings safe on the go. Versatile Style: Effortlessly transitions from day to night.

313 bought

Save 63 %!
Black: Women Pu Leather Underarm Bag Business Shoulder Bag

NOW

£ 14.99

£ 48.99

Black: Women Pu Leather Underarm Bag Business Shoulder Bag

Spacious Interior: Despite its compact size, it can hold daily essentials like phone, wallet, keys, and small cosmetics.

3 bought

Save 69 %!
Fendi-Inspired Leather Shoulder Crossbody Bag, Brown

NOW

£ 14.99

£ 29.99

Fendi-Inspired Leather Shoulder Crossbody Bag, Brown

Spacious Interior: Ample space for phone, cards, cosmetics, and essentials. Gifting Ready: The perfect present for women of all ages.

38 bought

Save 50 %!
Large Men Business Luggage Backpack Laptop Bag

NOW

£ 41.99

£ 125.99

Large Men Business Luggage Backpack Laptop Bag

This extra large travel backpack with expandable feature offers you more packing capacity. Before expand, the carry on backpack size is 31x18x46cm ;size after expanding is 31x23x46cm.

1 bought

Save 67 %!
Right: Anti-Theft Sling Bag

NOW

£ 5.99

£ 37.99

Right: Anti-Theft Sling Bag

  • Age group: Adult
  • Location: National Deal
  • Size: Multiple

904 bought

Save 84 %!
Ugg Inspired Wool Saddle Bag with Adjustable Strap and Lamb Fur Trim

NOW

£ 12.99

£ 29.99

Ugg Inspired Wool Saddle Bag with Adjustable Strap and Lamb Fur Trim

Soft Lamb Wool Trim: Plush, fluffy detailing provides unique tactile appeal and comfort. Premium Faux Suede: Frosted suede fabric offers a chic, cosy touch.

3 bought

Save 57 %!
Hermès Constance Inspired Small Crossbody Bag - 3 Colours

NOW

£ 12.99

£ 29.99

Hermès Constance Inspired Small Crossbody Bag - 3 Colours

Compact yet spacious: Holds your phone, keys, lipstick, and powder all essentials sorted! Colour options: Choose a bag from three shades black, brown, or coffee to suit your wardrobe needs.

121 bought

Save 57 %!
WHITE / -:A trendy textured shoulder bag

NOW

£ 10.99

£ 24.99

WHITE / -:A trendy textured shoulder bag

Classic Colours: Available in Black and White, this bag effortlessly matches various outfits.Chic Style: Elevate your style with this textured shoulder bag, a fashionable statement piece.

235 bought

Save 56 %!
Kids' Plush Cartoon Shoulder Bag - Soft, Lightweight & Adorable

NOW

£ 7.99

£ 19.99

Kids' Plush Cartoon Shoulder Bag - Soft, Lightweight & Adorable

Fun Character Designs: Choose from favourites like Lotso and Winnie the Pooh. Versatile Style: Perfect for playdates, outings, and dress up. No Assembly Needed: Ready to use straight out of the box. Secure Zip Closure: Keeps treasures safe inside.

8 bought

Save 60 %!
Women's Longchamp-Inspired Large Tote Bag, Brown

NOW

£ 12.99

£ 29.99

Women's Longchamp-Inspired Large Tote Bag, Brown

Elegant Colours: Available in brown, black, and khaki to suit any wardrobe. Durable Materials: Crafted from premium PU leather and Oxford cloth for lasting style.

79 bought

Save 57 %!
2 PCS Car Key Bag Pouch Anti-Theft Car Key Box with RFID Blocking

NOW

£ 7.99

£ 40.99

2 PCS Car Key Bag Pouch Anti-Theft Car Key Box with RFID Blocking

  • Age group: Adult
  • Brand: Sensual Sale Co
  • Size: Multiple

2 bought

Save 81 %!
Navy: Women's Longchamp Inspired Mini Tote Bag with Shoulder Strap

NOW

£ 13.99

£ 28.99

Navy: Women's Longchamp Inspired Mini Tote Bag with Shoulder Strap

  • Age group: Adult
  • Brand: Shenzhen Yutuo Technology Co., Ltd.
  • Gender: Unisex

47 bought

Save 52 %!
Croc-Embossed PU Leather Shoulder Bag with Strap, Beige

NOW

£ 19.99

£ 29.99

Croc-Embossed PU Leather Shoulder Bag with Strap, Beige

Snap it up now and make Valentine's Day extra special. Colour Options: Choose a bag from 4 vibrant shades including pink, red, black, and beige. Vegan Leather: The eco friendly PU leather material offers a luxe crocodile skin like finish.

2 bought

Save 33 %!
A quirky duck shoulder bag, Yellow

NOW

£ 6.99

£ 19.99

A quirky duck shoulder bag, Yellow

Snap it up now and make Valentine's Day extra special. Adjustable Strap: Wear as a shoulder bag or crossbody for hands free style.

34 bought

Save 65 %!
Women's Quilted Shoulder Bag with Extendable Chain Strap, Brown

NOW

£ 12.99

£ 29.99

Women's Quilted Shoulder Bag with Extendable Chain Strap, Brown

Snap it up now and make Valentine's Day extra special. Options: Choose one from three gorgeous colours black, blue or brown. Perfect for Valentines: A thoughtful gift they'll love—romantic, memorable and great value.

2 bought

Save 57 %!
Prada-inspired Women's Nylon Crossbody Bag, Black

NOW

£ 9.99

£ 24.99

Prada-inspired Women's Nylon Crossbody Bag, Black

Convenient: Crossbody style keeps belongings secure and accessible. Color Options: Available in classic white, purple, and black. Snap it up now and make Valentine's Day extra special. Versatile: Perfect for both casual days and special occasions.

2 bought

Save 60 %!
Ugg-Inspired Retro Lamb Wool & Frosted Leather Bowling Crossbody Bag, Brown

NOW

£ 12.99

£ 29.99

Ugg-Inspired Retro Lamb Wool & Frosted Leather Bowling Crossbody Bag, Brown

Premium materials: Plush lamb wool meets frosted leather for warmth and vintage flair. Spacious interior: Easily fits mobile, cosmetics, purse and daily essentials.

60 bought

Save 57 %!
Chic Versatile Women's Square Shoulder Bag in 5 Colours!

NOW

£ 12.99

£ 29.99

Chic Versatile Women's Square Shoulder Bag in 5 Colours!

Snap it up now and make Valentine's Day extra special. Secure Internal Pocket: Zipped compartment keeps essentials safe and organised. Versatile Style: 5 chic colours available to match any look.

731 bought

Save 57 %!
Right Chest / Black: Ovecat Unisex Crossbody Bag

NOW

£ 11.99

£ 29.99

Right Chest / Black: Ovecat Unisex Crossbody Bag

Snap it up now and make Valentine's Day extra special. Spacious Storage: Easily fits phone, wallet, and keys.

184 bought

Save 60 %!
PU Leather Mobile Phone Crossbody Bag - Compact Organiser Purse, Secure Zip, Lightweight, Black or Brown

NOW

£ 8.99

£ 19.99

PU Leather Mobile Phone Crossbody Bag - Compact Organiser Purse, Secure Zip, Lightweight, Black or Brown

Premium material: Crafted from robust PU material with a soft surface this bag provides both durability and comfort for extended use.Organised interiors: The purse's interior is thoughtfully lined with soft polyester material, and multiple mini slots for cards, changes, etc ensuring your personal items are protected and easily managed.

17 bought

Save 55 %!
Miss Lulu Vegan Leather Tote Bag - Large Crossbody Purse with Adjustable Strap & Multiple Compartments

NOW

£ 16.99

£ 42.07

Miss Lulu Vegan Leather Tote Bag - Large Crossbody Purse with Adjustable Strap & Multiple Compartments

Organised Storage: Three pockets—one zipped, two slip—for easy access. Spacious Interior: Fits A4 documents, tablets, and more for daily convenience.

13 bought

Save 60 %!
2L Waterproof Dry Bag with Touch Screen, Black

NOW

£ 9.99

£ 19.99

2L Waterproof Dry Bag with Touch Screen, Black

Durable PVC: Made from tough 500D PVC clip mesh. Versatile Use: Ideal for kayaking, hiking, beach days, and more. Snap it up now and make Valentine's Day extra special. Waterproof Protection: Roll top seal keeps your gear dry.

3 bought

Save 50 %!
Unique House-Shaped Women's PU Leather Crossbody Bag, Large Capacity

NOW

£ 16.99

£ 39.99

Unique House-Shaped Women's PU Leather Crossbody Bag, Large Capacity

Gifting: Makes a thoughtful and memorable present for any woman. Variety: Offered in four stylish colors black, white, blue, and brown.

16 bought

Save 58 %!
Navy: Water Resistant Tote Bag for Women Zipper Shoulder Bag

NOW

£ 14.99

£ 44.99

Navy: Water Resistant Tote Bag for Women Zipper Shoulder Bag

Spacious Interior: Large enough for clothes, documents, water bottles, and more. Multiple Pockets: Includes slip and mesh zip pockets for easy organisation.

4 bought

Save 67 %!
Grey: Men's Oxford Crossbody Shoulder Bag with Adjustable Strap

NOW

£ 10.99

£ 32.99

Grey: Men's Oxford Crossbody Shoulder Bag with Adjustable Strap

Adjustable Strap for Comfort: Wide and sturdy strap can be easily adjusted for different body types, reducing strain during long wear. Lightweight & Versatile: Perfect for commuting, hiking, dog walking, business, or casual outings.

2 bought

Save 67 %!
Hermès Birkin-Inspired Leather Shoulder Bag with Adjustable Strap, Khaki

NOW

£ 14.99

£ 39.99

Hermès Birkin-Inspired Leather Shoulder Bag with Adjustable Strap, Khaki

Snap it up now and make Valentine's Day extra special. Versatile carry: Adjustable strap (L 60cm 100cm) allows for crossbody or shoulder wear, adapting easily to any occasion.

8 bought

Save 63 %!
Black: Limited Edition Mosaic Doll Kelly Bag with Retro Pixel Face Design

NOW

£ 12.99

£ 29.99

Black: Limited Edition Mosaic Doll Kelly Bag with Retro Pixel Face Design

3D Leather Collages: Adds playful depth, texture, and humour. Easy to Pair: Complements suits, hoodies, and more for day or night style.
Save 57 %!
Miss Lulu 4-Piece Vegan Leather Tote Bag & Crossbody Purse Set - Multi-Compartment, Adjustable Strap, Organiser Handbags

NOW

£ 19.99

£ 28.55

Miss Lulu 4-Piece Vegan Leather Tote Bag & Crossbody Purse Set - Multi-Compartment, Adjustable Strap, Organiser Handbags

Classic Colours: Choose from black, brown, or grey to suit your style. Multiple Compartments: Stay organised with slots and secure zip closures.

27 bought

Save 30 %!
Designer Inspired Mini Tote Bag - Leather & Polyester Crossbody Purse, Compact 19cm, Adjustable Strap, 3 Colours

NOW

£ 5.99

£ 19.99

Designer Inspired Mini Tote Bag - Leather & Polyester Crossbody Purse, Compact 19cm, Adjustable Strap, 3 Colours

Colour Options: Choose from black, navy, or khaki to match any outfit. Secure Closure: Keeps your belongings safe on the go.

1846 bought

Save 70 %!
Vegan Leather Tote Bag with Wallet - Waterproof, Spacious & Convertible Handbag

NOW

£ 9.99

£ 29.99

Vegan Leather Tote Bag with Wallet - Waterproof, Spacious & Convertible Handbag

Multiple Colours: Choose from yellow, green, white, black, blue, or denim. Perfect for Mother's Day: Show her how much she means with a lovely treat for less—thoughtful, great value, and guaranteed to make her smile.

176 bought

Save 67 %!
Cream: A round shoulder bag

NOW

£ 6.99

£ 14.99

Cream: A round shoulder bag

Size: 33cm x 10cm x 17cm.Colour options: Choose from; green, white, black, red, orange, blue, yellow, grey!Perfect for: Everyday use and casual wear!

77 bought

Save 53 %!
Black: Anti Theft Crossbody Bag Shoulder Bag for Travel Sport Work

NOW

£ 10.99

£ 39.99

Black: Anti Theft Crossbody Bag Shoulder Bag for Travel Sport Work

  • Age group: Adult
  • Location: National Deal
  • Size: Multiple

4 bought

Save 73 %!
Brown: Crossbody Purse Bag Multi Pocket Zipper Purse for Women Gift

NOW

£ 10.99

£ 32.99

Brown: Crossbody Purse Bag Multi Pocket Zipper Purse for Women Gift

Available in Four Colours: Choose from black, brown, light grey, or dark blue. Multiple Zipped Compartments: Keep essentials secure and organised with front and top zippers.

4 bought

Save 67 %!
Women's Vegan Leather Pleated Ruched Shoulder Bag - 90s Style Crossbody Purse, Adjustable Strap, Compact & Spacious

NOW

£ 7.99

£ 24.99

Women's Vegan Leather Pleated Ruched Shoulder Bag - 90s Style Crossbody Purse, Adjustable Strap, Compact & Spacious

Soft Polyester Lining: Gentle on your accessories and easy to clean. Seven Colour Options: Choose from white, purple, blue, black, beige, pink, or green.

7 bought

Save 68 %!
Women Allover Rhinestone Mini Crossbody Bag

NOW

£ 9.99

£ 32.99

Women Allover Rhinestone Mini Crossbody Bag

Perfect for Multiple Occasions: Great for weddings, parties, date nights, or casual outings—this bag enhances both casual and formal looks. Compact Yet Practical: Though small in size, it offers enough room for essentials like phone, cards, and makeup, making it ideal for evenings out.

2 bought

Save 70 %!
Designer Inspired Tote Bag

NOW

£ 14.99

£ 48.99

Designer Inspired Tote Bag

Elegant: Equipped with a gold zipper and buckle, along with a brown shoulder strap, this bag adds a touch of elegance and practicality to the overall design. Spacious: With a large main compartment with two secondary pockets, this bag provides ample space for work laptops, keys, cosmetics, bank cards, mobile phones, and other essentials.

18 bought

Save 69 %!
Laptop Tote Bag With Insulated Lunch Compartment

NOW

£ 30.99

£ 92.99

Laptop Tote Bag With Insulated Lunch Compartment

It effortlessly carries your meals, drinks, office supplies, computer, mobile phones, keys and cards. The main compartment designed for documents, magazines, umbrella, water bottle and more office supplies, making your items organized and easier to find.

3 bought

Save 67 %!
Kono Multi-Pocket Crossbody Shoulder Bag, Khaki

NOW

£ 12.99

£ 22.99

Kono Multi-Pocket Crossbody Shoulder Bag, Khaki

Colours: Choose between black or khaki shades to suit your everyday look and personal style. Spacious: Designed to hold your phone, wallet, keys, and even some tablets, along with smaller tech like a power bank and earphones.

4 bought

Save 43 %!
KHAKI: A Flap Shoulder Tote Bag

NOW

£ 14.99

£ 29.99

KHAKI: A Flap Shoulder Tote Bag

Bag size: It offers ample space to accommodate your essentials while maintaining a sleek and compact profile.Colours: This bag is available in khaki, black, coffee and brown colours.

41 bought

Save 50 %!
BLACK: A USB Charging Cross-Body Bag

NOW

£ 6.99

£ 19.99

BLACK: A USB Charging Cross-Body Bag

Available in 3 colours: This crossbody bag comes in black, blue, and grey colour options.

66 bought

Save 65 %!
Designer Inspired Lock Fashion Crossbody Satchel Bag

NOW

£ 9.99

£ 32.99

Designer Inspired Lock Fashion Crossbody Satchel Bag

Perfect for Valentines: A thoughtful gift they'll love—romantic, memorable and great value. Snap it up now and make Valentine's Day extra special.

63 bought

Save 70 %!
Gucci Inspired Women's Magnetic Buckle PU Leather Crossbody Shoulder Bag

NOW

£ 14.99

£ 29.99

Gucci Inspired Women's Magnetic Buckle PU Leather Crossbody Shoulder Bag

Giftable: Perfect for holidays, birthdays, and special occasions. Versatility: Convertible design for crossbody, shoulder bag, or handbag use.

214 bought

Save 50 %!
Brown: A faux leather Dior inspired cross body saddle bag

NOW

£ 12.99

£ 29.99

Brown: A faux leather Dior inspired cross body saddle bag

Colour Variety: Choose from brown, black, khaki, or white to match your style. Unique Shape: Stand out with its distinctive design featuring one main compartment and an inner zipper pocket.

126 bought

Save 57 %!
BLACK: A Stylish PU Leather Retro Cross Body Bag in 4 Colours

NOW

£ 9.99

£ 24.99

BLACK: A Stylish PU Leather Retro Cross Body Bag in 4 Colours

Perfect for Valentines: A thoughtful gift they'll love—romantic, memorable and great value. Snap it up now and make Valentine's Day extra special.

21 bought

Save 60 %!
Women's Retro Faux Leather Multi-Pocket Tote Bag

NOW

£ 16.99

£ 39.99

Women's Retro Faux Leather Multi-Pocket Tote Bag

Secure Design: Made with a zipper and buttons, this bag can safely hold all your valuables. Multiple Pockets: Say ta ta to messy bags with this multi pocket tote bag!

6 bought

Save 58 %!
KHAKI: A Hacker Project Small Hourglass Bag Inspired by Gucci x Balenciaga

NOW

£ 6.99

£ 19.99

KHAKI: A Hacker Project Small Hourglass Bag Inspired by Gucci x Balenciaga

Colour options: Choose from shades of classic black, rich brown, chic khaki, or pristine white.Gucci x Balenciaga Inspired: Experience the epitome of luxury fashion with this exclusive Hacker Project Small Hourglass Bag inspired by Gucci x Balenciaga!

74 bought

Save 65 %!
13/11 Inch Mac Book Case Laptop Bag Tablet Sleeve Tablet Pouch

NOW

£ 8.99

£ 45.99

13/11 Inch Mac Book Case Laptop Bag Tablet Sleeve Tablet Pouch

  • Age group: Adult
  • Brand: Sensual Sale Co
  • Size: 13 INCH

14 bought

Save 80 %!
Odour & Water-Resistant Polyester Travel Pouch with Combination Lock - Secure, Portable Accessory Bag

NOW

£ 8.99

£ 46.99

Odour & Water-Resistant Polyester Travel Pouch with Combination Lock - Secure, Portable Accessory Bag

Water Resistant: Protects contents from splashes and rain. Odour Control: Activated carbon fibre lining locks in smells. Durable Polyester: Built for daily use and travel. Organised Interior: Divider mesh pockets keep items sorted.

5 bought

Save 81 %!
Uniqlo inspired round quilted shoulder bag, White

NOW

£ 7.99

£ 19.99

Uniqlo inspired round quilted shoulder bag, White

Chic Colours: Available in white, black, green, and coffee to complement any wardrobe!

45 bought

Save 60 %!
Cos inspired quilted oversized shoulder bag, White

NOW

£ 12.99

£ 29.99

Cos inspired quilted oversized shoulder bag, White

Widened Shoulder Strap: Designed for comfortable, easy carrying all day. Snap it up now and make Valentine's Day extra special. Lightweight Build: Tear resistant and perfect for everyday use or travel.

5 bought

Save 57 %!
Plush Cartoon Shoulder Bag - Soft Crossbody Purse, Secure Zip, Spacious, Cute Character Styles

NOW

£ 7.99

£ 19.99

Plush Cartoon Shoulder Bag - Soft Crossbody Purse, Secure Zip, Spacious, Cute Character Styles

Fun Character Designs: Choose from Stitch, Hello Kitty, Toy Story and more. Secure Zip Closure: Keep essentials safe and sound. Hands Free Comfort: Long strap for easy crossbody or shoulder wear. Roomy Interior: Fits wallet, phone, keys, and more.

222 bought

Save 60 %!

Explore Wowcher UK’s vast range of bag sizes, from compact coin purses to generous travel suitcases, designed to help you shop smarter. Whether you’re revising your luggage size chart or checking bag dimensions for daily carry, you’ll find options that fit your lifestyle.


With bag sizes ranging from small crossbody bags to large duffel bags, our listings cover common measurements like inches and centimeters, litres for capacity, and weight thresholds for carry-on rules. Use keywords like bag dimensions, luggage size chart, backpack capacity litres, handbag sizes, tote bag dimensions, laptop bag size, and travel bag sizes to refine your search.


Unbeatable Deals on Online Bag Sizes


On Wowcher UK, you can discover special offers on bag sizes, luggage size chart, backpack capacity litres, carry-on dimensions, and tote bag dimensions to ensure you travel and shop efficiently without overspending. Our range helps you compare brands, materials, and finishes to pick bags that last.


Shopping with Wowcher UK means you’ll find products from reliable brands, all at the best price, with clear product specs so you can compare bag sizes across retailers.


Frequently Asked Questions

What to Consider When Choosing Bag Sizes?


First, consider how you’ll use the bag. If you carry documents, a laptop, and a charger daily, a bag size in the 13–15 inch laptop bag size with a 15–20 litre capacity might be ideal. For weekend trips, look at tote bag dimensions around 20–25 litres or small travel backpacks of 20–25L to balance weight and space.


Think about dimensions in centimetres or inches, and confirm the bag size that matches your items. If you need a bag for a flight, check carry-on dimensions and weight limits from your airline and select a bag that remains within those guidelines.


Material matters too: nylon and polyester keep things lighter and resistant to weather, leather offers durability but can be heavier, and fabrics with reinforced seams help maintain bag size and shape over time. Opt for expandable compartments or modular pockets if you want maximum flexibility.


What Are the Most Popular Bag Size Categories?


Small handbags and crossbody bags often range from 2–6 litres, perfect for essentials like phone, wallet, and keys. Medium totes typically run 8–20 litres and accommodate notebooks, a lunch box, and a water bottle. Backpacks are commonly 15–25 litres for day trips, school or commuting, while larger travel bags and suitcases can be 40–60 litres for longer getaways. Branded lines in our Wowcher UK listings cover carry-on suitcases designed to meet most airline rules and travel needs.


If you’re shopping for work or school, laptop bags sized to fit a 15.6-inch laptop, with compartments for chargers and documents, are very popular. For gym-goers, duffel bags around 30–60 litres provide space for clothing and footwear without bulk.


How to Measure Bag Sizes Accurately?


To measure bag sizes accurately, lay the bag flat or measure a similar bag if you don’t have the exact item. Measure the main dimensions: length (across the top opening), height (from base to top edge), and depth (side to back). For backpacks and shoulder bags, measure the strap drop (the distance from the top edge of the bag to the top of the strap). The capacity is often listed in litres, which helps compare how much fits inside.


When shopping, use the product specs in centimetres or inches and compare them to the items you own. If you travel, also consider external dimensions including pockets and wheels, which can add to the overall size.


Are Bag Sizes Standard Across Brands?


No. Bag sizes vary by brand and product line, so always check the exact measurements in the product description. A "20L" backpack from one brand might be a different internal capacity or external size than a 20L from another. Look for both centimetre measurements and litre capacity to get a true sense of size. On Wowcher UK, you can compare multiple listings side by side to ensure you’re choosing bag sizes that match your needs.


If in doubt, measure your items and compare them to the stated dimensions. For travel, verify the bag’s maximum exterior dimensions as some brands list internal capacity but the external size is what airline staff will check.


How Can I Choose the Right Bag Size for Travel?


For travel, start with your destination length and packing style. A carry-on-friendly 40–50 litre suitcase is ideal for a week away, while a duffel bag around 30–40 litres can double as a gym bag when not traveling. If you are using a backpack, 20–25 litres is great for a minimalist carry-on, while a 28–40 litre pack can carry more clothing and gear. Always leave some room for souvenirs and a light jacket.


Check the airline’s carry-on policy for dimensions and weight, and choose bag sizes that stay within those limits. Look for expandable zips or compressible bags to adapt the size as needed on the trip.


Whether you need a compact crossbody, a practical tote, a durable laptop bag, or a travel suitcase with smart capacity, Wowcher UK’s listings for bag sizes help you shop smarter. Explore bag dimensions, luggage size charts, and capacity details to pick the right bag for every moment.