Space Saving Design: This fitness step board features a hidden storage design at the bottom, making it easy to store and not occupying much space Strong Grip: Equipped with a powerful grip pad at the bottom, this step board prevents accidental slipping, ensuring the quality of your workout Sturdy and Sturdy: The grid load bearing column makes this step board more stable and sturdy than ordinary ones, providing you with a exercise experience High Load Capacity: Made from ABS pp through molding process, this fitness equipment is highly stable and can bear up to 200KG weight Enhance Skills: This step board aids in improving coordination, agility, leg strength, muscle endurance, and cardiovascular stamina. It can also be used as an auxiliary tool to increase the intensity of sit-ups Specification: Material:PP Size Chart: 40cm/15.75inch Package Includes: 1 Aerobic Stepper Note: Please allow slightly errors due to manual measurement and different monitors.