ERATE socks are made of vapor-permeable, quick-drying, flexible and warming material containing MERINO WOOL, which are sheep's wool fibers characterized by excellent permeability and antibacterial properties. The socks have practical reinforcement in the foot area and an elastic knit in the instep area to prevent them from slipping. Material composition: 55% merino wool, 43% polyamide, 2% elastane.