This Instant Heat Packs, which has a metal clip inside, can heat by itself. It is also called Magic Hand Warmer. Also a good choice for promotion.

Sample time: 5-7 days

OEM orders are welcome.

Usage for heat packs:

To activate:
- Locate metal disc and bend with fingers until it clicks
- After a few seconds, knead gel for optimum performance

To recharge:
- Put the cooled pack in boiling water. Boil for approx. 5 minutes or until crystals are liquefied and clear
- Allow to cool before re-activating
- Keep away from the heated surface of pan
- Do not put the hand warmer in a microwave oven

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