Grabber® Mega Warmers are rectangular shaped single-use air-activated warmer that are Larger and last longer than standard Grabber® Hand Warmers. They provide up to 18 hours of continuous warmth for the hands and body. It is the perfect addition to pack for hunting and hiking trips. 

Warmer Features:

• Ready to use
• Air activated
• Safe, natural heat
• Heats up 15-30 minutes after opening
• Safe to dispose of with regular garbage; ingRedients will not harm the environment
• 2 times bigger than the standard hand warmer
• 30 warmers per box
• TSA approved