RECHARGEABLE FOOT WARMER: This is a portable rechargeable heated insole. Rechargeable lithium ion polymer batteries are mounted to your ankle via velcro tape. These can be charged via power bank or mobile phone ac adapter.
HIGH CAPACITY: High capacity batteries offer 5-6 continuous hours of runtime with fully rechargeable Batteries. Warming time is varies in different environment. The temperature will reach up to 120 °F to warm cold feet in winter without too hot to sweat.
MOBILE CAMPING FOOT WARMER: The heated insoles is Made from soft elastic EVA-foam, Thickness is approximately 0.19 In . You feet don't feeling any tight squeeze when the insoles fit in to your shoes.
VENTED DESIGN: This electric insoles can be bent by 180 degree. It is washable, reusable. And you can wash it via brush.(not for machine washing). This battery foot warmers are the perfect solution to your cold feet- Keeping your feet warm without getting hot to the touch and making them sweat
ONE SIZE FIT ALL: This insoles can be cut into your size. ( US Shoes Size 7.5-12 ) Best unisex heated boot insoles for outdoor sports, chores, hunting, hiking, camping, fishing etc.