Designed to be worn with lighter footwear and engineered with an advanced targeted padding system that provides extra support and comfort to areas of the foot this is the perfect sock for exploring trails under blue skies.… Merino Performance Fusion Technology provides resilient padding, balanced insulation, moisture wicking and outstanding durability for all day comfort. The Performance Fit is close and supportive that won’t slip down or bunch in your footwear. The Flat Toe Seam minimises bulk that could cause irritation in the toe box and the sock is kept securely in place with an Elasticated Arch and 3D-shaped heel cup. Built on a structure of Lycra® and set by our Thermo Fit process ensures the sock returns to its original shape and size after every wash. This is the ideal choice for walkers you enjoy long-distance summer hikes.