The Mod Dot 4 Piece Baby Crib Bedding Set includes: comforter, bumper, reversible crib skirt and fitted sheet. The comforter measures 35" x 45". The bumper is 10" high x 162" long. The reversible crib skirt has a 15" drop. The fitted sheet is designed to fit a standard size, 28" x 52" crib mattress. The fitted sheet, bumper and crib skirt are made of 100% cotton. The comforter front is 100%^ cotton; the back 100% polyester plush velour. The cotton is luxurious 100% cotton sateen, 300 thread count. Care instructions: machine wash cold, use NON-chlorine bleach, tumble dry low, and warm iron if desired.