Rainbow stripes will take you far in life. Pots of gold, pride parades, days with sun/rain weather combos and confused leprechauns are all possibilities. Once you pull on these knee highs, you'll know what I mean. These socks are extra stretchy, and will comfortably fit up to 21 inches at the widest part of the calf, and 18 inches at the top of the elastic. 67% cotton, 30% polyester, 3% spandex. Made in Korea.