Features: Designed for aerobic exercises, step aerobics, and total body conditioning, its adjustable height allows for tailored intensity. Base is equipped with nonslip rubber rings to prevent sliding, while the nonslip surfaces ensures maximums grip during intense workouts, reducing the risk of slip and falls. Great for leg, buttock, waist, and abdominal exercises, it facilitates a comprehensive body workout. Make from ABS Engineering Plastic, have stability and durability. Features a strong meshes load bearing column for enhances durability and safety in your workouts. Specifications: Materials: ABS Engineering Plastic Style: 45cm Single-Layers Black Gray/45cm Single-Layers Black Red/Upgraded 45 Single-Layers Black Gray/Upgraded 45 Single-Layers Black Red/Upgraded 68 Single-Layers Black Gray/Upgraded 68 Single-Layers Black Red/68cm Double-Layers Black Gray/68cm Double-Layers Black Red/Upgraded 68 Double-Layers Black Gray/Upgraded 81 Three-Layers Black Red/Elliptically 68 Single-Layers Black Gray/Elliptically 68 Single-Layers Black Red/Elliptically 68 Double-Layers Black Gray/Elliptically 68 Double-Layers Black Red 45cm Single Layers Pedal Size: about 30x11x46.5cm/11.81x4.33x18.31inch 68cm Single Layers Pedal Size: about 30x11x69.5cm/11.81x4.33x27.36inch 68cm Double Layers Pedal Size: about 30x11x69.5cm/11.81x4.33x27.36inch 81cm Three Layers Pedal Size: about 30x11x82.5cm/11.81x4.33x32.48inch Package Includes: 1pc Workout Step Platform note: Please allow 1-2cm errors due to manual measurement, make surely that you not mind before order. Due to difference between different monitors, the picture may not reflect the actual color.