Hebo Merino SockThe Merino Racing Socks are made of 98% nylon and 2% elastin on the outside, while the inside is made of 45% merino wool. They also come with a membrane made entirely of polyurethane. These racing socks stand out for having a water resistant and breathable membrane, as well as for their different designs for each foot. They also feature high density stitching, blind stitching and Kevlar reinforcement. Also worth noting is the triple padding in the