Thermacell Proflex Heated Insoles, XXL

Pro flex heated insoles are just what you need to keep the cold at Bay this winter-keeping your feet warm without getting them too hot and making them sweat. It's the best way to keep your feet warm while enjoying the Great outdoors. Pro flex offers even more comfort and ease-of-use than original heated insoles, utilizing a flexible polyurethane insole material, a comfortable and resilient poron battery cover cushion, and a removable, rechargeable battery. Heated insoles offer convenient remote operation-no worries or external batteries-and at least 2,500 hours of use or about four winters of heavy use. Using thermacell's Pro flex heated insoles is easy-simply adjust the temperature utilizing the wireless remote control to the setting of your choice: no heat (standby), medium (100 degree), and high (111 degree). package includes: 2 heated insoles, 2 rechargeable batteries; 1 remote control with battery; 1 Smart charging case, 1 wall charger, 1 USB cable; 1 Instruction booklet. Customizable sizes for men and women: fits men's shoe sizes 3.5-13 and Women's shoe sizes 4.5-14.