Seirus Innovation 1031 Men's Heatwave Zenith Cold Weather Winter  Mitt Mitten Shell: 64% Polyester, 16% Spandex, 20% Nylon; Palm: 45% Polyurethane, 55% Nylon; Lining: 100% Polyester; Insulation: 100% Polyester Imported WAVES OF HEAT - Kinetic heat return system amplifies your body heat 4-5 degrees, and reflects it back to you for 20% more warmth WATERPROOF, BREATHABLE INSULATION - Fully lined with 250g Heatlock Insulation with a Waterproof, Breathable Dryhand insert that provides warmth without excess bulk. DURABLE, COMFORTABLE - The Softshell Outer Shell and Amara Palm ensures a comfortable, sure grip and will keep your hands warm and dry in wet and windy conditions KEEP THE COLD OUT - One-handed wrist and cuff cinch ensures a snug fit. The drawstring cord keeps the cold out MORE WARMTH - Mittens provide extra warmth because your fingers share one compartment and generate more heat. These Mitts are suitable for all outdoor winter sports activity - TOP SELLER! Insulation: 300g heatlock Insert: DryHand waterproof/breathable Heatwave lining Waterproof Fabric Blocks Cold and Wind One-handed wrist & cuff cinch