Features:1. Intelligent temperature control, long-term battery life, and rapid heating. 2. The air pressure explosion-proof charging clip automatically cuts off the power when the air pressure is higher than the critical point. 3. Separation of water and electricity, fast heating without electricity leakage and more peace of mind. 4. Exquisite rabbit hair feel, thick and plentiful leather material, rabbit hair feel on the outside, lamb hair on the inside, warm. Specifications: Product Name: Warm Shoes Material: Crystal Velvet Size:45 x 31 x 10cm Voltage: 220V Package Included: 1x Warm ShoesNotes: Due to the difference between different monitors, there may a slight color difference exist.Manual measurement, please allow little size errors.