Material:Cotton,boys underwear is very soft and comfy,and breathable.extra strength and durability Various Collection of Assorted Cute cartoon pattern has dinosaur, car,shark etc Breathable,no smell,Boxer Briefs Underwear made from super soft fabrics, suit for all season Package Content: 9-Pack of Boy's Tagless underwear with different prints Underwear Care - Hand Wash/Machine Wash Well.It is easy to wash and hang dry 100% Cotton Size: 2-3T (2-3), 4T (3-4), 5 (5-6), 6 (6-7), 8 (7-8), 10 (9-10)