These are made of 98% cotton and 2% spandex. Made with quality materials that make these toddler socks for boys and girls soft, breathable, stretchable and durable with a good moisture wick. For fabric care of these kids socks, machine wash cold with like colors and gentle wash. Keep those little feet warm and cozy with the baby toddler boy ankle socks. A versatile addition to your child's wardrobe, they come in a fun assortment of colors that matches with different kinds of outfits. They are flat knit and made with polyester and spandex for a better fit on small feet. Soft and durable, these ankle socks use a non-cushioned foot without the bulk for comfort. Machine washable, they are easy to care for. The socks come in an array of sizes so you can find the ideal fit. They make a lovely gift for new parents.