Macna Lava 2.0 Heated Socks Size:37-40 reinforced nylon shank adds stiffness

reinforced nylon shank adds stiffness to efficiency transfer power to the pedal

Charges via any standard USB port(Charging cable included)

LINING: 72% Polyester

Asphalt/Strike Orange

Macna Lava 2.0 Heated Socks Size:37-40 reinforced nylon shank adds stiffnessThe Lava 2. 0 socks heat the body parts that are most vulnerable in demanding temperatures: your feet. The socks are made of Merino wool and usable during other outdoor activities where your feet (and hands) get cold, such as fishing, hiking and mountain biking. Dual Power Technology lets you choose between a 7. 4 or 12 Volt power supply. Power can be supplied by a 7. 4V 2. 2A battery in the collar of the sock, or a direct cable connection to the 12V