Many of GoodLucks designs are available in different sizes!
Medium (Shoe Size 5-9 Women's)
Large (Shoe Size 7-12 Men's)
85% Cotton, 10% Polyester, 5% Spandex
Machine wash, cold (30 ℃ / 86 ℉). Do not bleach or iron. To reduce damage and if you're feeling very fancy, line dry. They last longer if you keep them out of the dryer.