Maximum heat in a larger pocket sized warmer. Provides instant heat. For skiers, hunters, fishermen, golfers, campers or anyone who works or plays in the cold. Air activated. Portable heat source that operates at an average temperature of 135 deg F. Lasts for 12 hrs or more. One warmer per pack.

Specifications:135 deg F Average 166 deg F Max 12 hr Continuous Warmth