Seat cushion for piano benches 13700 through 13751 made out of MDF material with an imitation leather cover. The seat cushion is simply placed in the wooden frame of the piano bench. Any time you wish - or according to wear and tear - a replacement cushion can be ordered. Replacing the old cushion is very simple. Material: imitation leather, Seat: imitation leather covering, size: 550 x 330 mm.