Poc joint vpd air kneepocs joint vpd air knee is a light duty knee pad developed for cyclists who want improved flexibility ventilation and freedom of movement the knee pad features an elastic strap and neoprene anti slip on the inside to ensure a comfy fit even in rough riding conditions featureslightweight and impact absorbing vpd compoundreinforced stretch fabricelastic strap for a comfortable fitneoprene anti slip on the insidedesigned with a low profilebuy poc protection from chain rea