The Zanzibar High Chair Pads can double as rocking chair pads. The fabric cover protects wood high chairs and rockers. The back cushion is 13" x 17.25" and includes one elastic strap that easily slips over the back of the chair, the side flaps are 8" x 6" that includes one set of double ties on each end. The seat cushion is 12.5" x 12" that includes one set of double ties on each corner. It is made of 65% polyester and 35% cotton, exclusive of decoration, with 100% polyester filler. Care instructions: machine wash cold in gentle cycle, with like colors, do NOT bleach, tumble dry low, and iron on lowest setting as needed.