FEATURES "3 mm stretch neoprene with waterproof coating retains heat and insulates in cold, wet conditions. "Optimal anatomical panel construction (OPC) with offset stitching increases pedaling comfort and water protection. "Durable welded front and rear flat seams prevent moisture penetration. "YKK zipper and VELCRO® heel scratch make them easy to put on and take off. "Compatible with SPD system and most 2-hole XC shoes. "Reflective elements for better visibility in low light. "Durable reinforced toe. ・ MATERIALS "70% rubber, 20% polyamide, 10% elastaneWATERPROOF CROSS-COUNTRY MTB SHOE COVERS WITH EXCELLENT INSULATION THAT SAFELY PROTECTS YOUR FEET FROM COLD WATER AND MUD.