Check the listing for details. Step Aerobic Exercise Platform Nonslip with 4 Risers High-Intensity Indoor Gym. Color: Black, Blue, Condition: New. Listed at 40.58 USD. Features:Get more from your workout while minimizing space with the step. This system includes a High Step platform, four black risers, and instructional streaming videos to create the foundation of any workout program.Low-Impact, High-Intensity Platform Design.Features a 16" L x 16" W stepping surface.Great home-fitness tool for beginners to experts.Customizable for a variety of aerobic and strength exercisesSpecifications:Weight: 11.02lbsOverall size: 40*41*29.5cm/16.14*15.74*11.6inchLevel 1 height: 14.5cm/5.7inchLayer 2 height: 19.5cm/7.67inch3-layer height: 24.5cm/9.64inch4-layer height: 29.5cm/11.61inchThe above-mentioned floor height includes the height of the main pedal (that is, the main pedal is equipped with a riser)Bearing capacity: 125kgs/275lbs