Factory Supplier OEM Snowman shaped click heat hand warmer

Factory Supplier OEM Snowman shaped click heat hand warmer.

1.Bend the metal plate, then the liquid in hand warmer will turn to crystal and heat automatically. Heating or hot compress after 45-60 minutes, the hand warmer gradually became cool.

  For next using,  wrap  the hand warmer with towel or cotton cloth, and put it  nto boiling water untill the crystal become into liquid(about five minutes). Then take it out. Because the bag body is very hot, please wrap it with towel or cotton cloth, so as not to burn skin.

2.This product can be used repeatly, and is ideal heating product.
3. Non-toxic, non-caustic.