Thinsulate® 300g back of hand/250g thumb/ 200g palm and fourchette insulation. Durable nylon shell construction. Reinforced full-grain leather palm and thumb. Waterproof/breathable HydrX Pro™ Membrane. Foam padding on back of hand and knuckles for added impact protection. Polar fleece lining. Wrist strap adjuster with shock cord adjustable storm cuff. Back of hand padded fleece wipe. 3M™ Scotchlite™ corded reflective.