This aquatic socks pair comes adorably mismatched as a Dolphin and a Fish. We don't have to match to be besties! Let's create a friendlier world.. This pair of kids aquatic socks comes with a #15 collectible PalsCard! On each card, kids can name their new Pals and learn how they met.. Details. All Kids Socks have No-Skid Grips for Safety!. Kids 1-3 Socks fit most US Youth Shoe Size 2-7.5. Kids 4-8 Socks fit most US Youth Shoe Size 7-12. About The Socks. Quality thickness to prevent holes. Super stretchy, comfy socks kids love. Combed Cotton 76% Polyester 13% Nylon 9% Spandex 2%. Machine wash cold, tumble dry low for optimal care