Product Name: Adhesive Toe Warmer Model NO.: W204 Product Description FEATURE:1)Material: one side non-woven fabrics, the other side with adhesive2)Size: 75mm * 95mm3)Color: White4)Air-Activated5)Average temperature:45°C6)Peak temperature: 48°C7)Heating time: 6 hours8) Weight: 25g±2g/PairMAIN INGREDIENTS:Iron powder, Salt, Activated Carbon, Water, Sodium Polyacrylate, Wood powder, VermiculiteINSTRUCTIONS:TOE WARMER is the perfect solution for cold toes. It with a unique rounded toe and adhesive backing, they are designed to function in the low oxygen environment of boots and shoes. Simply stick the Warmers to the outside of your sock,over your toes, and enjoy more than 6 hours of warmth , with average temperature of 45°C.