The Green Elephant Bumper is designed to fit a standard size crib. The 4-piece bumper measures 10 inches high x 156 inches long. The long sides are 10 in x 51 in with 4 ties along the top and bottom. The short sides are 10 in x 27 in with ties in each corner. The front is made of 100% cotton. The back is 67% polyester and 33% cotton. Filling is 100% polyester. Care instructions: machine wash cold in gentle cycle with like colors, do NOT bleach, tumble dry low, and iron on lowest setting as needed.