The Safari Sky 4 Piece Crib Bedding Set includes: quilt, dust ruffle, fitted sheet and diaper stacker. The quilt measures 36 inches x 45 inches. The diaper stacker measures 12 inches x 23.5 inches and is 8.5 inches deep. The dust ruffle has a 13 inch drop and the fitted sheet is designed to fit a standard size 28 inch x 52 inch crib mattress. The quilt and dust ruffle are made of 100% polyester and a mix of poly/cotton fabric blend. The fitted sheet is 100% cotton. The fiber fill of the quilt is made of cotton batting. Care instructions: wash before use, machine wash cold in gentle cycle with like colors, do NOT bleach, tumble dry low, and iron on lowest setting as needed.