It's quite literal.
These funky socks are a one-size-fits-all, well... up to a men’s size 12. The base color is white with black on the toes and heel. The construction is 73% polyester, 18% nylon, 6% spandex, and 3% cotton.
.: 200 needle knit premium socks
.: Cushioned bottoms
.: Material: 73% polyester, 18% nylon, 3% cotton, 6% spandex
.: One size: comfortably fits women's size 5 US up to men's size 12 US