Up to 8 hours.
- Activates when removed from innerpack and squeezed or shake
Take individual outer pack and open at one end to remove hot pad.
- Shake contents of hot pad for a few minutes in open air until it begins to get warm.
- Place the hot pad inside a pocket or glove.
- Squeezing the hot pad occassionally will ensure maximum heat output.
- Store sealed outer pack in a cool, dry place. After use dispose of outer bag and hot pad properly.
- winter sports, for military & police, fishing, hiking, playing golf, skiing, outdoor sports activities, etc