Where Ewool heating technology meets Swany&&';;s legendary warmth for instant, controllable heat. A revolutionary heated glove technology for the modern mountain athlete. Features a Performance leather construction delivers superior durability and gripa Ewool heating elements provide instant, controllable warmth at the touch of a buttona Triplex Alpha insulation system utilizing Primaloft Cross Core provides maximum warmth-to-weight ratioa Dryfinger II waterproof/breathable insert keeps hands completely drya Up to 8 hours of legendary warmth with rechargeable battery systema Secure leash system prevents loss during mountain activities