Children's Assorted 5 Pack, Dinosaurs and Stripes. These are Moderately Thin, Warm and Soft Premium Combed Cotton Crew Socks. They are Seamless and Easy to put on. These socks don't squeeze your child's legs. The cuffs fit comfortably, easy to put on and take off. For children ages 3-5 years old. 78% Cotton, 12% Nylon, 10% Spandex.