EiD USB Heated Shoe Insoles Electric Foot Warming Pad Feet Warmer Sock Pad Mat Winter Outdoor Sports Heating Insoles Winter Warm Shoe Size: S 25.5cm (EUR 35-40)

Specifications: Color: Black Material: Carbon Fiber Function: Foot Warmer Applicable Gender: Unisex Maximum Voltage: 4.5V Heating Range: Within 35 Shoe Line Insole Thickness: 4mm / 0.20'' (appr.) Features: High conversion efficiency, energy saving, the average hour with one degree of electricity. Easy to cut to the size you need. Applicable to various shoe types. Make your foot more comfortable and warm. Removable design, convenient and clean. USB charger,connected to PC, laptop,charger, keep your feet warm indoor. Package Includes: 1 Pair X Heated Insoles 1 X USB Cable