• Utilizes 300 gram high count micro fleece
• Incorporates 3M™ Thinsulate™ Insulation
• Ultra compact
A revolutionary new patented body heating system engineered to keep you warm and comfortable anytime it’s cold outside by directing heat to key parts of your body for maximum warmth. Utilizes 300 gram high count micro fleece. Disposable warming packs (2 included with each) fit into strategically located pouches so that heat is directed to where it is needed. They feature an easy on/off design, rubber grip soles and are ultra compact. Warms through any footwear. Incorporates 3M™ Thinsulate™ Insulation.