Stainless core heating system 3 Stage heat setting with up to approx. 4 hours of capacity Conductive materials at the finger tips for instant touchscreen access Waterproof, breathable, windproof HiPora liner Heavy duty nylon outer construction Synthetic suede palm Silicone print on the palm for superior grip and control Full-Flex wrist increases mobility and helps to reduce fatigue Adjustable cuff closure Reflective logos Includes 2 rechargeable lithium-ion batteries Batteries stow away comfortably in a pocket under the wrist area Includes 1 multiple port charging system that allows both batteries to be charged simultaneously