This is a crew-length version of the existing KAYANO™ Tab sock. It has a custom knit graphic that mimics the Boro patchwork from the Running T-Shirt. Features: NANOGLIDE™ anti-friction yarn helps protect against abrasion SOFT AIR PLUS™ yarn for durability and comfort Ergonomic high-density cushioning where impact occurs Anatomical left-right construction Arch band for snug support Seamless toe eliminates bulk for increased comfort