The Kulala 4 Piece Crib Bedding Set includes: comforter, dust ruffle, fitted sheet and diaper stacker. The bumper is sold separately. The comforter measures 33 inches x 42 inches. The dust ruffle has a 14 inch drop and the fitted sheet is designed to fit a standard size 28 inch x 52 inch crib mattress. The diaper stacker is 13 inches x 22 inches, and is 8 inches deep. The set is made of 100% cotton, 100% polyester, and 67% polyester-33% cotton fabrics. The fitted sheet is 100% cotton. Fabric content is exclusive of decoration. Filling is 100% polyester fiber. Care instructions: machine wash cold separately in gentle cycle, use only NON-chlorine bleach when needed, tumble dry on low heat, and iron on low heat when needed.