Smart Wool Compression Socks are designed incorporating the latest in sock technology. The team has decades of experience in developing innovative Tech, even prior to the smart research. The process begins with the finest merino wool which is moisture wicking and temperature regulating. This wool is then combined with new synthetic fibers for strength and elastic durability. The sock is designed with graduated compression zones that promote blood circulation, diminish swelling and provides compression support. They target support to where it is needed the most. Every sock is tailored for the comfort tested in different sports of running, cycling and hiking. Over the years, structural improvements have been made with new advancements in textiles to customer feedback, so Smart Wool Compression Socks really are the best in athletic gear.