Boston Celtics OuterStuff Creeper Set Homecoming Bodysuit 2 Pack. This Boston infant creeper is made of 100% cotton and is machine washable. These short sleeve snapsuits have bottom snaps for easier changing and features a unique Celtics design with hearts and "Celtics Girl" screen-printed and glitter design on the front of snapsuits. These suits also feature repeating ruffled sleeves and leg openings. This set is prefect for any new Boston Celtics fan in your life. ItsNoLuck! Officially licensed Boston Celtics fan gear.