UST Reusable Handwarmer 4-pk

• Provides up to two hours of heat
• Heats up to 130° F (54° C) in just 15 seconds
• Sodium acetate and water are activated by bending a metal disk inside the pouch
• When heat runs out, warmer can be rejuvenated with boiling water
• Environmentally friendly

1 – Press metal button disc hand warmer with finger until it “clicks” and liquid starts to crystallize.
1 – Massage hand warmer until completely crystallized.
2 – Apply hand warmer to desired area.
3 – Insulate hand warmer in a towel or cloth material for longer lasting heat.

1 – Bring pot of water to a rolling boil. Then lower heat down to a slow simmer.
2 – Carefully place hand warmer in simmering water.
3 – Keep hand warmer in simmering water until crystals completely dissolve and liquid turns clear (approx. 15 minutes).
4 – Carefully remove hand warmer and allow to cool to room temperature before next use.
5 – If heat pack re-crystallizes after boiling, re-boil until crystals are completely dissolved.