Tag Archives: smartwool ski socks

Kolfox is a professional Intelligent Apparel, Heated Gear, and Heated Socks manufacturer in China。We offer our clients with 3.7V battery pack, 5V battery pack,7.4V battery pack, and 12V battery pack together with our products. Does it safe to wear heated socks? People always care about safety problems when they know our heated socks or heated […]