This baby bunting perfect for milder temps features breathable cotton lining and soft, airy fabric. It works perfectly in your bassinet or stroller, and the duvet-like sac has a removable cover that turns into a single-panel blanket on warmer days where the back is not a necessity. 33"W x 17"W x 2.5"D 50% cotton, 50% polyester Machine wash, line dry Imported