Same Day & Express Shipping
7,000,000 first aid items in stock & ready to ship!
Hand, Pocket, Glove & Body Warmers / Heat Therapy: Air activated charcoal warmers are lightweight pouches contain a mixture of iron powder, charcoal, salt, sawdust, and vermiculite. When exposed to the air, an oxidation process takes place that generates heat. Contents are biodegradable. Unopened, these warmers have a shelf life of three years. Related Items: Reusable Hot & Cold Packs NEW! Hot or Cold Pack? Learn When and How to use Heat Packs for Injuries & Frostbite!