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