Key features

• •♥ KEEP WARM IN WINTER - These heated insoles can be bent by 180 degree. It is washable and reuseable. The temperature will reach up to 42 °C/107 ℉, perfect solution to your cold feet - Keeping your feet warm but without too hot or sweat.
• •♥ BATTERY OPERATED FOOT WARMER - This heated insoels is battery-operated(not included). Battery cases are mounted to your ankle via velcro tape. These also can be charged via power bank or mobile phone ac adapter. The longest time lf continually heating can reach to 5-6 hours. You could stop heat it when you feel warm.
• •♥ HIGH QUALITY - Made of high quality Soft EVA material, keeping your feet warm and dry. Thickness is approximately 0.2 In(0.5cm), more durable and your feet don't feel any tight squeeze when the insoles fit in to your shoes, comfortable to wear.
• •♥ ONE SIZE FITS ALL - Our heated insoles could can be cut into your size, suitable for almost any shoes or boots( US Shoes Size 6-12). There are lines marked out on the insoles, easy to trim.
• •♥ WIDE APPLICATION - Unisex design is ideal for both men and women, great gift for your parents, friends, lover, kids in this winter. Best unisex heated boot insoles for outdoor sports, fishing, hunting, hiking, camping etc.