Heated Socks with Adjustable Temperature Experience the future of clothing!! These smart socks have powerful carbon heating coils that are concentrated in the areas of the foot that are most vulnerable to cold, such as the toes. This is the ideal gift for winter sports, hunting, people with poor circulation, or outdoor enthusiasts! If there is one thing Ive learned from my years of experience, its that comfort is a major luxury, and something as simple as warm feet can make your day. Nothing is more miserable than having frozen feet while doing manual labor; give someone the gift of comfort! Smart safety circuits are built into the socks to ensure that a specific temperature is met. Comfortable & High Quality Material Our Heated socks are made of comfortable material: 80% cotton, 12% polyester fiber, and 8% spandex, padded reinforced heel and toe, designed with recessed heating element help focus heat in the toe to keep your feet warm and cozy. Perfect for skiing, hiking, hunting, ice fishing, and any other indoor/outdoor activities in the cold weather. Three Available Temperatures There are three modes available, allowing practical and simple operation without overcomplication or unnecessary features. Once you connect a power bank, press and hold the power button for a few seconds to activate the system, a single press will cycle through the three heating modes. Going from 104°F-119°F (40°C -45°C) Blue mode, then 113°F-122°F (45°C-50°C) White mode, and 122°F-131°F (50°C-55°C) Red mode. Simply to turn heating by pressing power button on the sock. Long Lasting Battery Our thermal socks are battery operated powered by two impressive rechargeable 3.7V 6000mAh lithium polymer batteries, they can heating up to 10 hours after fully charged at the lowest temperature setting (104°F-119°F). There is a small pocket at the side of each socks to store battery. Washable Electric Heated Socks The power interface is insulation and waterproof design, after remove the battery, these heated socks can be washed by machine or hand. In order to protect the wires, please be sure to put socks in the laundry bag when using the washing machine. We recommend hand wash them in warm water with mild detergent, no machine dry, only hand dry or towel dry. Hidden Pouch To Hold Battery There is a pocket on the outside upper part of each sock. Insert the battery and put it in the battery bag, wherever you go you can enjoy the warmth, really convenient and practical. Perfect for Variety of Sports Outdoors Our heated socks keep your feet warm and comfortable all day in cold weather, making them ideal for hunting, skiing, ice fishing, hiking, climbing, running, walking dogs, snowboarding, motorcycling, riding, and other indoor/outdoor activities. NOTE:It is advised to wear thin socks and heating socks so that the heated socks do not need to be cleaned every day. Size: One Size Applicable Gender: Unisex Package Includes( POWER BANK ADJUSTMENT) 1 x Pair of heated socks 2 x Power banks 1 x Manual 1 x Fast Charge Charger