Boss Therm Heated Glove Liner – 399-HG20 Features Soft 4-way stretch material conforms to hand without sacrificing dexterity Enhance the warmth of any glove: Heating elements warms the blood as it circulates over the back of the hand Extended cuff eliminates draft or snow from entering the glove Two USB rechargeable Li-ION Poly battery provides up to 2.5 hours of heat on the low setting Machine washable; Heating elements are designed to endure 50 washing cycles Replacement Batteries: 399-GLVBT Material Shell: 72% Nylon / 28% Elastane Material Battery Pocket: 86% Polyester / 14% Elastane Boss Therm Heated Glove Liner are Packed Individuall PIP-399-HG20—Product-Data-Sheet-2025
