Reusable Microwaveable Hot and Cold Bag. Feature:- In Microwave Oven heat for 1 minute (750 Watt) (the envelope should be placed straight and without folds). Repeat at intervals of 30 seconds until you reach the desired temperature Therapy The Cold: in freezer for at least 1-2 hours.With its superior construction, Duo Hot-Cold Pack will not leak, stays soft even after being frozen, and maintains its temperature for a longer time.The compresses are made with the best non-toxic CMC gel. They're safe, odorless, and reusable up to unlimited number of times!These packs can be used on your head, neck, wrist, knee, foot, elbow, etc. It also relieves sports injuries, sprains, swelling, sore muscles, headaches, strains, and toothaches
