USB Electric Powered Heated Insoles Keep Feet Warm Pad with USB Cable, Size: 37-38 yard(Brown)

USB electric heated insoles are designed to keep feet warm. They are powered by USB and compatible with size 37-38.

• Material: Carbon fiber
• USB powered heating
• Color: Brown
• Intended use: Keeping feet warm
• Super soft velvet vamp for comfort
• Compatible with computer or mobile power via USB wire
• Waterproof heating material
• Washable insole, can be cleaned with a brush, not machine washable