Heated Insoles by Sharper Image

Heated Insoles by Sharper Image keep your feet warm and toasty for up to 8 hours. Simply slip them inside your shoes, sneakers or boots and use the wireless remote control to select Low (95¡ãF), Medium (113¡ãF) or High (131¡ãF) heat. Trimmable for a perfect fit, with auto shutoff for safety. Unisex design, available in sizes S, M and L (sizing info below).