98% Polyester / 2% Spandex THESE ARE OFFICIALLY LICENSED SPONGEBOB SQUAREPANTS SOCKS, GUARANTEED – This Grateful Dead sock set is manufactured by Bioworld, one of the leading pop culture companies in the world. Quality is always guaranteed and the products are made with customers like you in mind! SUPER FUZZY AND THICK DESIGN – Made with a super soft and stretchy dual-blend fabric for that extra comfortable feel The thick, plush fuzzy feel is perfect for lounging around and watching your favorite SpongeBob episode! DETAILED CHARACTER DESIGNS – This ankle socks set features 3 different pairs, each with character designs and colors from the show like Gary The Snail, SpongeBob SquarePants, and Patrick The Starfish SIZING IS AS FOLLOWS – These are Sock Size 9-11 which translates into Women’s Shoe Size 5-10 and Men’s Shoe Size 5-8. CARE INSTRUCTIONS – Machine wash cold with like colors, tumble dry low. Do NOT bleach.