Gerbing Coreheat Snow-2 Gloves Top heating technology helps keep sensitive fingertips warm in even the coldest climates. Designed to heat the entire hand, including the length of each finger and thumb. Insulated Heated Gloves run on rechargeable lithium batteries, which are tucked into the cuff. A transparent window allows temperature control. Keep gloves on high for 2 hours, or reduce power for a longer duration. Includes 2 7V, 2.2 Ah rechargeable lithium-ion batteries and dual charger.Women's Sizes: S (6-6.5"), M (7-7.5"),