The Emory Reversible 4-Piece Bumper measures 10 inches high x 157 inches long. The short sides are 10 inches x 26.5 inches with ties in each corner. The long sides are 10 inches x 52 inches with 4 ties along the top and bottom. It is made of 100% cotton with 100% polyester fill. Care instructions: machine wash cold separately, do NOT bleach, tumble dry low, remove promptly, low iron when needed.