About this item

• Heats 7+ Hours
• - Voltage of battery: 3.7V
• - Battery power: 3.7V
• - 3.7V is the voltage of the battery
• - The battery is rated at 3.7V
• Built-In heating panels strategically placed on the top of the toes use advanced ultra-fine fibers to provide superior heating performance
• Machine Washable using provided mesh wash bag only (gentle cycle)
• Unisex Fit