Pearl Izumi Barrier GTX Cycling Shoes are a lightweight, insulated winter riding shoe for commuting or cold cyclocross races. Gore Tex lining for waterproof protection. 200g 3M Thinsulate insulation offers maximum warmth. Nylon mountain sole with high-traction lug tips give go-anywhere stability. Rubber toe cap for added durability, Integrated gaiter and water-resistant, zip-up lace cover to keep out unwanted debris. Internal speed lacing system for an exact fit even with gloves/mittens on. Minimal outside seams and overlays for easy application/removal of shoe covers. Felted wool sock liner for added insulation from pedal/cleat. SPD compatible.