Designed for skiers, hunters, fishermen, golfers, or people who work or play in the cold for long hours. Heatmax Toasti Toes heated insoles are air activated warmers with full adhesive on one side that sticks to your socks to provide up to nine hours of warmth.
Provide up to 9 hrs of heat
Air activated and safe
No odor, Environmentally friendly
Comfortable and form fitted- measures 7.5 inches in length