The A-Z 4 Piece Reversible Bumper measures 10 inches high x 154 inches long. The short sides are 10 inches x 26 inches with ties in each corner. The long sides are 10 inches x 51 inches, with 4 ties along the top and bottom. It is made of 100% cotton, exclusive of embroidered threads. Filling is 100% polyester. Care instructions: machine wash cold in gentle cycle, only NON-chlorine bleach when needed, tumble dry low. Do NOT dry clean. Do Not iron print/motif.