Features: 1. SUPERIOR WARM MATERIAL: Made of premium crystal super soft material, soft and comfortable, breathable and durable, which is the perfect heater to give warmth and comfort to your foot, hands, or body in winter with reliable performances. 2. USB FOOT AND HAND WARM: Can be charged with a USB interface, you can connect the power bank, computer, car charging adapter, etc. Very convenient and safe, and energy-saving 3. HIGH HEATING EFFICIENCY: With fast heating and high efficiency, It only takes several minutes to heat, so you can keep your feet warm in no time. 4. EASY TO USE: The foot warmer cushion can keep your feet from cold and is safe to use, no worry it'll scald hands or feet, easy and convenient to use to clean. 5. WARM PRESENT: Lightweight & portable for traveling. It is a good gift for parents, grandparents, lovers, friends, and yourself. Specification: Material: Crystal Super Soft Color: Grey Power: 5V Temperature Adjustment: 3 Level Package Size: 30 x 29 x 4cm Package Weight: 350g Package Included: 1 x USB Heated Feet Warmer