Small size socks (Youth size 2-5 / Women's size 4-7), come with a Youth size belt (waist 18-32 inches)
Medium size socks (Men's 6-9 / Women's 7-10), come with an Adult size belt (waist 30-46 inches)
Large size socks (Men's 9-12 / Women's 10-13), come with an Adult size belt (waist 30-46 inches)