The perfect solution for those who want extra cushion with our unique blend of Merino wool and synthetic fibers for all-weather comfort. Plus, our patented Targeted Compression to provide superior comfort and support where it's needed most. Patented Sock-Lock Technology to provide targeted compression where it's needed most. Anatomical design enhances fit, delivering maximum comfort and protection by eliminating blisters. High density cushioning provides extra protection in high impact areas. Merino+ insulates when wet-keeping your feet warm in wet, cool conditions. The Perfect ToeA(R) (No irritating toe seam.) No Show Tab height sits below the ankle for maximum versatility. Features MERINO+ FIBERS Insulate when wet keeping feet warm, dry and odor-free ANATOMICAL DESIGN Conforms to left and right structure of the foot providing enhanced fit and reduced risk of blisters. TARGETED COMPRESSION Targeted Compression in the arch is anatomically designed to provide arch support where you need it most. iWICK FIBERS Wicks moisture to keep feet cool and dry.