Features 1. Featured with fast heating technology, this electric heated hand warmer provides extra warmth within seconds, promoting blood circulation, relieves muscle tension, Raynaud's & plantar fasciitis. 2. Perfect Size & Gift Ideal: One size(16.9 x 12.9 inch)suits most girls, women, men. Perfect for people of any age who suffer from cold hands or arthritis. A perfect gift for your wife or husband, mother, grandmother, girlfriend, daughter, sister in cold winter. 3. 3 in 1 Design: Button design allows it to be used in many ways: when button is closed, it becomes a warm glove or a heated pillow. When button is opened, it can be used as a heating pad, back cushion, and seat cushion. 4. Convenient USB Port: The USB port of this controller could be connected to a power bank, a computer, and in the USB port of a car. This allows the use of the hand warmer muff in the office, home, car, watch matches, or camping. 5. Comfortable and Liightweight: Soft and skin-friendly crystal velvet is used to enrich your life while feeling the warmth. This Electric Hand Warmer Pouch, has a fluffy and warm feeling on the skin. Constant temperature is about 45 degree, and it will last for a long time. Specification Material: Crystal Velvet Color: Blue, Brown, Orange Size: Unfolded size: 43 x 33 x 2 cm, Folded size: 35 x 20 cm Weight: 180 g Voltage: 5 V Wattage: 5 W Package Include: 1 Heating Pad