Heat Factory Large Warmers generate heat for up to 20+ hours. All Heat Factory warmers are non-toxic? safe? and odorless. Large Warmers can be used in pockets? stadium cushions? sleeping bags? and many other Heat Factory accessories. With Heat Factory warmers you will never be cold again.

Specifications:

- Height: 6.5"
- Width: 5"
- Depth: .25"
- Weight: 28 grams