Lightweight wear for high-quality performance. Sold as a one-pair pack. Over-the-calf socks. Performance Fit prevents slipping, bunching, and blistering. Fine-gauge knitting for great next-to-foot feel. Self-adjusting welt cuff. Merino wool with all weather performance keeps feet cool in the summer and warm in the winter. Fast action wicking material is fast drying. Light padding specialized for performance wear. Elastic arch support. Deep heel pocket. Y-stitch heel. True Seamless(TM) toe for undetectable seam fusion and an ultra-smooth feel. 65% merino wool, 31% nylon, 4% Lycra(R) spandex. Machine wash warm, tumble dry low. Made in the U.S.A.