- Heats the bottom of your feet
- 80% heavyweight cotton and 20% spandex
- Great for skiers, snow boarders, snowmobilers or for those extremely cold days
- Requires 2 AA batteries per sock, 4 batteries in total (sold separately)
- Removable battery box with on and off switch
- Sizes: Small (fits men's shoe sizes 5-9), Medium (fits men's shoe sizes 9-11.5), Large (fits men's shoe sizes 12-15)
- Brand new product in manufacturer's packaging