Features:

• Material made with 21% wool/47% Acrylic/15% Nylon/12% Polyester/3% Spandex/2% Rubber
• Ultra-fine carbon fiber heating panels
• Bottom of the feet for maximum warmth
• Powered by two 3000mAh Power Banks
• Convenient touch-button temperature control
• Selectable heat level settings
• Can heat up to 150°F
• Lasts up to 5 hours on a single charge
• Made with a premium wool blend for comfort and warmth
• Machine washable for easy cleaning
• Fits women's shoe sizes from 6.0 to 13.0
• Includes two 5 volt rechargeable battery heated wool blend socks with heated toes
• Caution: Please read and understand all enclosed warnings and instructions before operating this product to reduce the risk of injury or misuse