New Formula! 2 minute activation, proven to out perform the competition. Heat Pax™ Warming Packs literally "run on air." Each soft, lightweight pouch contains a mixture of iron powder, water, vermiculite, cellulose, activated carbon and salt. Once the outer package is opened, an oxidation process takes place which causes a safe, natural reaction to release heat. Heat Pax™ Warming Packs utilize the same technology as used by the National Ski Patrol, explorers of the Arctic and Antarctica and military forces around the world.
Features:
- Warms up within 2 minutes
- Lasts up to 6 hours
- Great for shoes, sneakers and boots
- Adhesive "Stays put on your foot"
- Pack of 5 pairs