Multifunctional hand warmer: suitable for multiple parts of the body, giving you warm care anytime, anywhere.This hand warmer bag uses high-tech new material graphene as the heating body and high-quality fabric, which is soft and skin-friendly, light and warm, stable in performance and long in service life.Rapid heating, area heating on both sides, long-lasting lock in temperature, help you dissipate the cold, and bring you the most comfortable warmth.Built-in intelligent temperature control chip, to meet the actual needs of different groups of people.Colour:greyMaterial:clothPackage Contents:1 x hand warmer(USB cable not included)Only the above package content, other products are not included.Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.