Ultra fast wicking 280g Xtract fabric for fast drying performanceSelected seams flat-locked for toughness and comfortExternally printed silicone leg grippers400 series gel padLengthen your legs with the over the knee style, Ultra fast wicking 280g Xtract fabric for fast drying performance, Selected seams flat-locked for toughness and comfort, Externally printed silicone leg grippers, 400 series gel pad