Hand warmer, Christmas, with fleece cover, 4 ass., in plastic box, 32 pcs. per display - Gently bend the pocket warmer metal plate in the hand warmer so that the liquid crystallises. The pocket warmer heats up to 50 - 55 degrees Celsius and cools within approx. one hour. Before the next use, place the pocket warmer approx. 10-15 minutes in boiling water until the now solid crystals have completely liquefied again. Hand warmer / Christmas / Fleece cover / Gift set / Winter accessory / Holiday season / Assorted colors / Packaging box / Bulk quantity / Retail display