Marvel Avengers Kids Socks 5 Pairs Marvel Avengers Kids Socks 5 Pairs ( Iron Man 2 pairs, Captain America 1 pair, Hulk 1 pair, Stripe Socks 1 pair) Boy's & Girl's Sock Size: US 2Y-3Y / 19-21(cm)(It's smaller than previous socks) Made of fine mixed Cotton + Polyester + Polyurethane Comfortable and durable / Import / Machine Wash 100% Customer Satisfaction