Unlike Miley Cyrus' wrecking ball, these balls would rather build than break your walls… We're offering you a set of Ben Wa pelvic floor exercisers in a range of colours for just £8, saving you 48% off Oh Naughty's price of £15.48 (correct as of 29.11.13). Designed to help keep your pelvic muscles in shape and thus increase pleasure during sex, these sleek Ben Wa balls are really easy to use and will give you an intense massage every time you move. Available in your choice of green, purple, blue or red, simply pop the balls into your…court…and let them work their magic!