The Snuggle Monster 4-piece bumper measures 10 inches high x 158 inches long. The short sides are 10 inches x 28 inches with 3 ties along the top and bottom. The long sides are 10 inches x 51 inches with 4 ties along the top and bottom. The bumper is made of 100% cotton and 100% polyester fabrics. Filling is 100% polyester batting. Care instructions: machine wash cold with like colors in gentle cycle, wash dark colors separately, tumble dry low or line dry. Do NOT bleach, dry clean or iron.