SUNBVE 8 Pack Big Kids Boys Cotton Athletic Crew Socks, 8 Pairs/Boys, XL

Size guide: Small(Shoe size 9.5-12 Little Kid/3-5 years), Medium(Shoe size 11.5-1 Little Kid/5-7 years), Large(Shoe size 1-3.5 Big Kid/7-9 years), X-Large(Shoe size 3.5-6 Big Kid/9-11 years)
Please GO BY SHOE SIZE FIRST and the age range just a reference, on thick side but not too thick, suitable for both indoor and outdoor activities, perfect gift for your children
Arch support reduces foot fatigue, keeps the sock in place; Mesh design at the top of the foot offers ventilation to take moisture wicked away, help feet cool
Comfortable elastic cuff which is not tight, it's easy to put them on and don't squeeze legs; Y design for heel make sure fit well and stay on, not easy to slide off
Hand sewing to minimize the toe seam, a very tiny seam with 2 knitted knots not like the typical which makes toes more comfortable than other socks, works for many kids with sensitive toes (Not ALL)