If you happen upon a Poison Dart Frog in the wild you can look... But Don't Touch! That vivid coloring that warns a poison dart frog's predators to steer clear is the same coloring that makes us say go, “Ooh, neat-o!” You CAN touch the frogs on these cool socks as much as you like, though! Yellow, blue, black and orange poison dart frogs on a green background. The threads are certified by OEKO-TEX® Standard 100, which means harmful chemicals are left out to keep your skin safe and happy. Content: 58% cotton, 40% polyester, 2% spandex. Approximately fits men's shoe size 7-13, women's shoe size 8.5-14.5.