DescriptionIf you are looking for a professional and affordable winter warm sock, then your research is over here. Thats because our self-heated sockcan meet your need. Adopted of premium material, it is practical and durable for long time use. It helps relieve leg fatigue, pain, regulate the nervous system, perform a foot massage and regulate blood circulation.Features-Color:Assorted Color-Material:Cotton-Size:20.00X14.00X10.00cm/7.86X5.50X3.93in-Perfect for hiking, skiing, winter fishing, jogging, winter hunting, biking, hiking, ice hockey and snow shoveling, etc. It will bring you warmth in the cold winter.- The bottom of the socks has a self heat feature that heats itself to warm and relax your feet in cold weather.- Featuring sticky spots on the non-slip bottom, our neutral non-slip socks provide better grip, improved stability and balance to keep you safe.- Convenient to store and portable to take outside for travel. Suitable for skiing, climbing, skating, cycling in cold winter.-You can wear it and the elastic socks can make you feel comfortable to wear it, and the elastic design makes this sock different from others. Packing list3 x Pairs of Socks