Super-durable Lycra outer (for strength) and polypropylene inner (for fast drying). Tough Kevlar flatlock stitching. Lycra side panel liners create slip surface in case of fall. Endura 600 Series Pad. computer cut Continuously Variable Profile (CVP) stretch pad with gel inserts and antibacterial finish. Multipanel anatomic construction with seamless inside leg and silicone leg grippers. High cut back with mesh rear panel and Lycra bound armholes for secure comfort fit.