Boston Celtics OuterStuff Creeper, Bib and Bootie Set Mini Trifecta Set. This Boston infant creeper is made of 60% cotton/40% polyester and is machine washable. This short sleeve snapsuits has bottom snaps for easier changing and features a unique Celtics design with "Super Cute Fan" surrounding the Boston logo, screen-printed on the front of snapsuit. This set also includes a bib and footie to create a full Boston Celtics outfit for game day! This set is prefect for any new Boston Celtics fan in your life. ItsNoLuck! Officially licensed Boston Celtics fan gear.