Warm and Comfortable: Made of soft EVA material, simply trim to fit; Max Temp: 55 °C/118 ℉, perfect for the winter. the unisex design is ideal for both men and women
Wireless control with 3 heat settings: with 3 heating levels to choose between, High (III): 118F for 4+ hours, Medium (II): 107F for 6+ hours, or Low (I): 97F for 8+ hours . Using industry leading safe heating technology
Adjustable Shoe Size: Adjustable to your shoe size -trim the soles for the perfect fit following size guide. Size 4- 11.5 (35 - 45)
Rechargeable Battery Heated Insoles: Keeps feet warm, recharges at least 500 times using the included charger,Operated by a small and lightweight, wireless remote control.
Safe: Far-infrared heating element distributes heat gently and evenly. Built-in thermal protection module.Once it is overheat, it would stop.It is absolutely safety for your foot.