Design: Logo, Micro Checked. Arch Bracing, Contrast Heel, Contrast Toe, Elasticated Cuff, Padded Heel, Toe and Achilles, Ribbed Cuff. Fabric Technology: Breathable. Anatomically Shaped. Flat Toe Seam, Slip Resistant, Ventilated. Sustainability: Made from Materials, REPREVE. 1000 Mile Men's Trek Socks Pack of 2 in Black Size: XL