Pearl Izumi - Ride Elite Thermal Knee Warmer 56% nylon, 30% polyester, 14% elastane Imported Plush wide elastic binding with silicone gripper for a stay up fit Autumn/Winter 2015 P.R.O. Barrier WxB powered by Outdry provides optimal water protection by bonding the waterproof, breathable membrane; Light fleece lined interior Anatomic construction eliminates bunching through your full range of motion Reflective logos for low-light visibility; Zippered ankle for easy off and on; Unisex