Product specifications: The size of the footrest board is 15.75in × 11.8in, the thickness of the board is 0.6in, and the size of the steel frame is 15.12in × 11.4in × 1.9in. Anti slip board design: The stool surface on which you step has a frosted texture, which increases the friction with the sole of the shoe, providing greater safety and security. This is crucial for the safety of children and the elderly. Steel frame structure: sturdy, stable, and not easily deformed. The bottom of the bracket has anti slip foot pads, which help reduce slipping when going up and down. Steel frame structure: sturdy, stable, and not easily deformed. The bottom of the bracket has anti slip foot pads, which help reduce slipping when going up and down. High quality after-sales service: This product provides installation instructions. If you encounter any problems, please contact us in a timely manner and we will provide you with the best solution.