The Pearl Izumi Elite Thermal Knee Warmers are a cold-weather cycling essential. The warm thermal fleece panels offer moisture wicking protection, while the advanced anatomic shaping allows a full range of motion. Elite Thermal Fleece (56% nylon, 30% nylon, 14% elastane). Wide elastic binding features a silicone gripper for a secure fit. Zippered ankle opening. Sweat wicking. Form-fitting.