Platypus Knee Socks by Sock It To Me. 54% Cotton, 43% Polyester, 3% Spandex. Approximately fits men's shoe size 3.5-8.5 and women's shoe size 5-10. Made in South Korea.
Sock It To Me's threads are certified by OEKO-TEX Standard 100, which means they leave out harmful chemicals to keep your skin safe and happy.