31" Adjustable Aerobic StepperOur exercise stepper will help you work on your coordination as you improve your cardiovascular fitness. 3 different settings for more strenuous exercise,such weight loss, muscle-building and toning High-Denisty ABS MaterialConstructed of stable material, top and supports up to 550 lbs with impact resistance, can serve you for a long time. Lightweight and easy to carry, assemble and convenient to store Height Free AdjustmentChallenge your workout with 3 settings of adjustable height (4, 6, 8), you can raise or lower the height according to self requirements. Platform Size: 30.6"(L) X 11.4"(W) X 3.5"(H) Anti-slip DesignPlatform textured surface is secure, non-slip, and shock absorbing, ensure you exercise easily and safely. Also comes with four nonskid feet on each riser to prevent it from sliding during exercise and scratching floors Versatile Stepper PlatformIdeal for workout classes, recovering from an injury, o