Premium Material Savior heated socks upgraded by 20% in the softness of the Coolmax material to ensure a more comfortable wearing experience;they are absorbent,breathable, quick-drying and elasticity; The non-slip elastic prevents slipping from legs; the battery pocket with cover is much easier to install batteries than zippers or buttons. The heated socks are designed for both men women and kids, size vary from XS-XL(5-14)

Safe Heating Covers Whole Feet Savior Heat Electric socks adopt the new generation of carbon fiber 6D heating technology can be heated quickly and fast heating in 5 seconds. EH far infrared heating elements are thoughtfully positioned above and below the forefoot and toe area providing all-round warmth, which will stimulate your blood circulation, let your feet no longer be cold and stiff

7.4v Heat Solution Savior heat's 7.4V 22.22wh rechargeable Li-polymer battery heated socks have higher power and current compared with others 3.7v 5000mah lithium socks, which makes them 20% warmer and lasting 20% longer time

3 Levels Temperature Controller womens rechargeable heated socks have 3 levels heat settings for personal needs. You can easily adjust the temperature by short press the on/off button,hold down and press the button for 3 seconds, they will be power on or off. High heat is 131-149℉(2-2.5 hours), Medium Heat 122-131℉(5-6 hours), and Low Heat 104-113℉ (9-10 hours)

Washable, Designed for Cold Feet mens heated socks can be hand washed or machine washed, please remove the batteries before washing, use a laundry bag if machine washing. Whether you're skiing, snowboarding, snowmobiling, hunting, shoveling snow,fishing, or work in the sub zero freezer warehouse, these unisex heating socks are designed for all winter activities

Package Included 1* Pair Heated Socks, 1* Pair Battery Pack,1* Charger, 1* User Manual