Our 3.7V standard sock battery delivers ample heat for hours on end via our Mobile Warming Technology. Now featuring Micro USB Charging. Fieldsheer uses only the highest quality Lithium-Ion batteries to ensure long-lasting power and battery life. These 3.7V batteries are compatible with only Fieldsheer Heated Socks.
Mobile Warming products are designed with the outdoors in mind; the range of applications is wide-spread including skiing, hunting, hiking, fishing, motorcycling, golf...even work. Breakthrough technology provides outstanding levels of comfort and warmth for an entire day at the touch of a button; exceeding the efficiency of any other warming system available in outerwear today. Mobile Warming is committed to continuing to provide customers with the best quality, best priced, and best performing heated products on the market.
STAY WARM, STAY COMFORTABLE Industry Leading Heat Performance
Patented Mobile Warming technology is specially engineered for cold environmental conditions. Mobile Warming comprehensive heating solutions keep you warm and comfortable. The exclusive Mobile Warming heating system utilizes F.I.R. (Far-Infrared) heat and ultra-fine metal fiber heating elements powered by lightweight, rechargeable, and powerful Lithium-Ion batteries. As heat builds Mobile Warming advanced materials reflect and direct heat back towards the body ensuring that you stay warm. The combination of unique materials, construction techniques, and innovative design results in the most advanced heated gear available.