Heat Factory Foot Warmers work with pocket socks or heated foot beds and stay warmer for up to six hours. Foot Warmers are designed for use in environments with restricted air-flow such as a shoe or a boot.
Features and Specifications:
- Each Foot Warmer provides up to 6 hours of instant long-lasting heat
- Safe, non-toxic and odourless heat warmers are pre-mixed with a biodegradable mixture of ingredients that heat when exposed to air
- Foot Warmer is designed to fit inside the Heat Factory Footbed and Heat Factory Pocket Socks (sold separately)
- Unopened, the Foot Warmer has a shelf-life of three years or more
Model: Heat Factory HF1948
- Foot Warmers made in the USA