The Choo Choo 4-piece bumper is 9.5 inches high x 153 inches long. The short sides are 9.5 inches x 26.5 inches with ties in each corner. The long sides are 9.5 inches x 50.5 inches with 4 ties along the top and bottom. It is made of 55% cotton-45% polyester fabrics. Filling is 100% polyester fiber. Care instructions: machine wash cold with like colors in gentle cycle, do NOT bleach, tumble dry low, and iron on lowest setting as needed.