Christmas Cozy Reusable Hand Warmer

Christmas Cozy Reusable Hand Warmer. Simply flex the internal disc and experience immediate warmth, with temperatures soaring up to 60 degrees. To recharge, just simmer in boiling water for a quarter of an hour, then set aside to naturally return to room temperature before the next use. Aside from using them as a hand warmer, you can also use them in relieving joint and muscle pains, tendonitis, arthritis, menstrual cramps, and more.