... 18hours of warmth Cusomer brand printing CE hand warmer with iron powder,heat pack,heat wrapsize: 13x9.8cm(+/-3mm)heat: ... 18hourspacking: 1pcs/plolybag ,200pcs/carton Contents: Iron powder, water, salt, activated charcoal, cellulose. Instructions1. Open the outer ... using the warmers on infants, children, elderly and people with physical disability or handicap 4. Do not use while ...