A lightweight, durable running sock. Additional padding in the heel and toe area promises lasting comfort, while the material used is highly durable. Made for ambitious runners who want the most intense running experience possible. Superfine high-tech yarns are processed into the world's lightest running socks with the help of our high-tech knitting machines. The high-quality, ultra-fine fabric is extremely dense and hugs the foot to protect the skin. The unique triple-Y heel design provides a deep, ergonomically shaped heel area. The construction provides lasting support, resulting in noticeable stability. Its lightness and air permeability make it particularly suitable for the hot season. Material: 78% patented Drynamix fibre, 20% high-performance neofilnylon, 2% high-quality elastane.