Baby Infant Toddler Girls Dressy Socks with Color Trim Small - Sock Size (3 - 4.5), Shoe Size 00-2(C), S(0-12M) Medium - Sock Size (4.5 - 6), Shoe Size 2-6(C), M(1-3YRS) Large - Sock Size (5 - 6.5), Shoe Size 4-8(C), L(4-6YRS)