Sock It To Me threads are certified by OEKO-TEX® Standard 100, which means they leave out harmful chemicals to keep your skin safe and happy.
Youth Medium (Youth Knee High) approximately fits children ages 3-6, shoe size 8-13
Youth Large (Junior Knee High) approximately fits children ages 7-10, shoe size 1-5
Extra-stretchy knee high approximately fits women's shoe size 5-11 and men's shoe size 3-9. Sock It To Me Wide Calf styles comfortably stretch up to 21 inches around the calf and 18 inches at the top elastic.