Heat Factory Warmer Pack: 6 Pair Hand, 3 Pair Toe and 3 Large Body Warmers Gift pack of 6 pairs of Hand Warmers, 3 Large Body Warmers, and 3 pairs of Toe Warmers Warmers provide protection and instant and long-lasting warmth to your body in cold outdoor activities Simply open the outer package and expose the warmer packet to air for an instant heat source Safe, non-toxic and odorless heat warmers are pre-mixed with a biodegradable mixture of iron powder, charcoal, salt and vermiculite Unopened, the warmer has a shelf life of three years or more