BLUE NUMBER SOCKS - These royal blue performance crew socks feature a customizable number woven directly into the fabric - available as number 35 socks or number 53 socks so one pair covers two numbers in one. A personalized number sock for the athlete who wants to show off their number beyond the jersey Your number. Your sport. Your sock. The Blue Number Socks from ChalkTalkSPORTS are performance crew socks built for athletes who want a personalized touch on every inch of their uniform. A custom number woven directly into the fabric means every pair is specific to the player wearing them, while the bold royal blue colorway makes a statement on and off the field. Made from a high performance moisture-wicking blend of 80% polyester, 10% nylon, 5% rubber, and 5% spandex with breathable ventilation zones, a cushioned footbed, arch support, and stay-up technology so feet stay comfortable and supported through every game, every practice, and every occasion in between. Available for football, basketball, lacrosse, hockey, soccer, volleyball, and any sport that calls for a number. 80% polyester, 10% nylon, 5% rubber, 5% spandex. High performance moisture-wicking blend. Mid-calf crew length. Cushioned footbed. Arch support. Stay-up technology. Breathable ventilation zones. Youth shoe size 10C-6M/7W. Adult men's shoe size 5-11, women's shoe size 6-12. Machine wash, tumble dry low, do not bleach. Includes one pair. Number is selected at purchase. Whether you are outfitting a full team or shopping for a single player, the Blue Number Socks are the kind of personalized gift that gets worn all season long.