100% Hydromatic Waterproof Size:XXL Replacement and or extra batteries and Site US Replacement and or extra batteries and chargers are also available here allowing you to keep an extra battery in store for those long winter rides this reduces the wear and tear from knee braces using different materials in critical places whilst not effecting the comfort and feel Laminated insulated shell with waterproof breathable insert blocks out the water and keeps they dry while maintaining exceptional dexterity and control of your bike Dry & Light Weight Mother Nature has met her match with this low profile glove engineered to keep you going fast in cold