Functional socks with integrated, unnoticeable heater Toes and pads are heated optimum moisture ergonomically knitted additional shin protector Padding the exposed areas Ring liners for a perfect fit on the foot easy attachment of lithium packs via push buttons on the cuffs machine washable up to 30 ° C
compatible with the Lenz lithium packs 700 / RCB 1200 / RCB 1800