Looking for Answers about Nike Large 3 Pack Crew Sock - Youth?

Treat your kids' feet to cottony-soft comfort. Premium cotton blend provides comfort. Arch support offers a snug, secure fit. Half-cushion sandwich terry foot delivers added comfort while absorbing shock. 79% cotton/17% polyester/3% nylon/1% spandex. Colors: White/black, White/midnight, White/grey. Imported. Sz: L. (fits youth shoe size 5-7).