This Thorlos 12 Hour Shift Mini Crew 3-Pair Pack of socks will let you stay on your feet all day with no issues. Low socks that sit at the ankle. Sold as three-pair pack. THORLON fabric THORLON fabric provides superior softness and durability. Moisture-wicking technology helps the fabric dry quickly for all day comfort. Self-adjusting welt cuff keeps your socks from falling down as the day goes on. Elastic arch bands help provide outstanding support for all day comfort. Seamless toe closure helps reduce chafing. 72 percent THORLON acrylic, 16 percent nylon, 8 percent elastic, 4 percent polyester. Machine wash, tumble dry. Made in the USA.