Rechargeable Heated Insoles for Men & Women - Electric Foot Warmers with Toe Warmer for Hunting, Hiking, Camping, Fishing - Size 37-38 (US 6-7.5) - Perfect for Cold Weather Outdoor Activities

Product Name: Three-speed adjustable temperature electric heating insoleHeating material: carbon fiberSize: 35-46 yardsPower supply mode: lithium battery & adapterFever range: whole palm feverBattery capacity: 4000MAHWorking voltage: DC 7.4V (safe voltage)Notice:1. Please unplug the power supply in time when not in use to avoid prolonged heating.2. In order to protect the heating chip, it is strictly prohibited to wear heating insoles for strenuous exercise.3. The elderly and children need to be used under supervision.

Light and thin, the total thickness of the insole is only 0.5CM, light and comfortable, and does not affect the foot feel.

Safety, the battery will not be stressed or deformed due to compression during use, eliminating safety hazards.

Soft, the surface is made of super soft velvet, which is delicate and soft, and has a comfortable foot feel. The dense velvet effectively locks the heat.

A wide range of heating on the soles of the feet and carbon fiber materials can effectively stimulate blood circulation and help withstand cold weather.

Heating insoles for men and women are the best ideal gifts for winter. Suitable for outdoor sports in cold winter: mountaineering, hiking, motorcycles, skiing, camping, hunting, etc.