Come and see our amazing products. The rechargeable heater is made of high-quality aluminum alloy and ABS and feels as smooth as pebbles. Smooth and warm, portable and compact, one hand non-slip. Rechargeable multi-purpose hand warmer This portable and small hand warmer is a must for cold winters. Split magnetic design, smooth and full surface, just the size of the pocket. Press the switch to release your warmth immediately. Quickly preheat both sides in a few seconds. Three degrees, 95-107 F /104-118 F /118-131 F, at your choice. The price includes the shipping cost to ca, QTY for 800pcs and over by ocean. 100% guarantee for quality. Pls confirm with us about the packing info, stock color and exact production time before placing your order.