Harnessing the reflective heat technology of Heatwave and the pure warmth power of 300g of HeatLock insulation, the Accel will increase your heat when you need it most. The revolutionary dual heating system found in the Heatwave lining reflects and amplifies your body's heat to produce that warm cozy feeling we all look for in a glove. Recommended for: on-mountain use and extended periods in the cold | Seirus Heatwave Accel Glove in Black | Size Medium