Thickened high sponge seat: Adjustable Keyboard Bench uses thickened high sponge and PU leather to provide good support and comfort, suitable for long term playing4 Level height adjustment: Piano Bench can be adjusted to four different heights to accommodate various body shapes and playing requirements. Easy to adjust and versatileFoldable design for easy storage: Piano Stool's foldable design is easy to store and carry, suitable for home use, performances and practiceSturdy stand: Piano Bench's stand is thickened and has enhanced load bearing capacity, providing a safe playing experienceAnti slip foot pad design: Piano Seat is equipped with an anti slip pad at the bottom to keep your floor from scratches and keep the piano bench from sliding during use, enhancing safe Specification: Material:sponge PU leather and iron Size Chart: Seat cushion size: 40cmx30cmx6cm/15.75inchx11.81inchx2.36inchFour height levels: 1 gear about 40cm/15.75inch2 gear about 45cm/17.72inch3 gear about 48cm/18.90inch4 gear about 50cm/19.69inch Package Includes: 1 Piano Bench Note: Please allow slightly errors due to manual measurement and different monitors.