Baby packs come with 5 socks, children's with 3 socks. Sizing is based on age and shoe size as follows:

• Baby Small; 3-12 months

• Baby Medium; 12-24 months

• Kids Small; Shoe Size 5 Toddler - 11 Kids

• Kids Medium; Shoe Size 12 Kids - 5 Youth

• Kids Large; Shoe Size 6 Youth - 5 Adult

Machine wash and dry. Fabric content is 62% cotton, 22% polyester, 15% nylon and 1% lycra.