This is the everyday, basic socks that is great for all members of the family. It’s COTTON and spandex-rich for maximum comfort and greater shape-retaining. Available in size 0-9 months, 9-18 months, 1-3 years, 4-6 years, 6-8 years, 9-11 lady’s one size, 10-13 mens one size. 9-11 may work well for growing teens; 10-13 may work well for lady’s with larger feet. Sizing is generous.