Providing up to 10 hours of 130140 heat per warmer, the HotHands HeatMax Hand Warmer Value Pack gives you a safe and easy-to-use heat solution to help your hands stay warm when the temperature gets cold. This value pack gives you 10 pairs of hand warmers 20 total units with each air-activated heat pack delivering a constant, comforting heat. The ultra-thin, rectangular pack fits into shoes, gloves, and other spots needing a shot of warmth easily. Now with a resealable, recyclable package, the HotHands Hand Warmer Value Pack makes it easier than ever to beat the cold.Manufacturer style #: H163690. Safe and easy-to-use heat source for gloves, socks, and more Up to 10 hours of constant, comforting heat Air-activated Ultra-thin rectangular packs fit easily in a variety of spots Puts heat where you need it Resealable, recyclable package