Looking for new socks? Look no further! These charming teal owl pairs add style and comfort to any sock drawer. • Each purchase supports the National Parks Conservation Association (NPCA) in preserving and protecting our nation's most beautiful locations for generations to come. • Small sizes fit women's US shoe sizes 5-9, men's US shoe sizes 4-8, and EU shoe sizes 36-40. • Medium sizes fit women's US shoe sizes 9.5-14, men's US shoe sizes 8.5-13, and EU shoe sizes 41-47. • Environmentally friendly • Certified Organic • Certified Fairtrade • Certified Vegan • Proud member of 1% for the Planet.