Toe Cap technology for all-around warmth for the toes Improved elasticity in the calf area Machine washable at 30°C Anatomically knitted for optimal fit Normal fit #Normal fit#Improved elasticity in the calf area#Toe Cap technology for all-around warmth for the toes#Flat, integrated heating element does not add bulk#Anatomically knitted for optimal fit#Ring bandage ensures stabilization in the ankle and forefoot area#Integrated protectors on shin, toes, and heel#Material mix of merino wool, functional fibers, and silk#Dries quickly and efficiently wicks away moisture#Machine washable at 30°C#Lithium pack can be attached via press studs on the sock cuff#Compatible with all Lenz lithium packs#Temperature controllable via free Lenz Heat app or directly on the lithium pack# Specifications #Material Merino wool, functional fibers, and silk#Washable Yes, at Flat, integrated heating element does not add bulk Ring bandage ensures stabilization in the ankle and forefoot area Integrated protectors on shin, toes, and heel Material mix of merino wool, functional fibers, and silk