Made of premium velvet material,warm and comfortable.
Three adjustable heat settings for your different demands. (45℃/113℉ 48℃/118℉ 51℃/123℉) Just shortly press once to switch different heating modes.
USB charging from computer,power bank,car charger,usb charge adapter. (NOTICE: Please choose DC8.4V 1A charger,power bank output port or others to charge.)
The battery storage belt with fastener tape design,easy to fit your ankles.
It is washable and reusable,and it is not suitable for machine washing.
Lixada 2020 Heated Insole Foot Warmers Men Women Battery Powered Heated Insoles Warm Shoe Insoles for Winter Working Skiing Hiking Camping B0823SL35W