4-Piece crib bedding set includes 1 Comforter, 1 Bumper, 1 Fitted sheet and 1 Dust ruffle 35 Percent cotton and 65 Percent polyester fabrics Comforter and bumper has 100 Percent polyester fiber fill Sheet fit standard 52″ x 28″ Crib mattress: Comforter measures 33″ x 42″: Dust ruffle fits 28″ x 52″ Mattress Crib sheet fully elasticized for a snug fit Applique comforter hangs easily on wall as a design center piece or use on the floor for tummy time Care: Machine wash 4-Piece crib bedding set separately in cold water, Gentle cycle: Use non-Chlorine bleach when needed: Tumble dry low heat: Iron on low heat when needed