We’ve upped the ante on our popular Billy Flex range. Billy Flex Air takes the comfort and retro men’s underwear style of the original Billy and makes him a super star on the sporting field with high performance mesh composition. Billy Flex Air is a high functioning addition to your gym wear with a fully breathable fabric that’s odour resistant, quick drying and effortlessly wicks moisture away from the body. Available in six rock-solid colourways.
