Lenz Heat Socks 5.1 Regular FitNo more freezing with the patented Toe Cap technology. The flat, sewn in heating element is not bulky and provides all round warmth for the toes up to 14 hours. The fit in the calf area is ideal thanks to the increased elasticity. The socks are therefore also perfectly suitable for stronger calves and thanks to the comfort cuff nothing slips. The knee high heat sock 5. 1 toe cap has an integrated shinbone protector as well as protectors in the toe and