The Stance Arecibo is a ray of sock sunshine with it's design and fit. Sold as a one-pair pack. Crew-cut style sits at the calf. Self-adjusting welt cuff. Athletic ribbed cuff. Elastic arch support. Deep heel pocket. Y-stitch heel. Seamless toe stitching. 71 cotton, 13 elastic, 10 spandex, 6 nylon Machine wash cold. Line dry. Imported.