[NON-SLIP SURFACE]: The grooved, non-sticky surface of the stepper adds perfect gripping and absorbs the shock, which prevents you from sliding or slipping and allows you to focus on your positioning, so you can feel safe as you move from the floor to the step. Raise your workout intensity by adjusting platform height from 4” to 6" using risers, which suits individual preference [STURDY, DURABLE & NON-SKID]: The stepper constructed with the durable plastic material of long-lasting property. The large and heavy duty platform holds its maximum weight limit of 440 pounds, so you can take every step in confidence. Non-skid feet on each riser prevent sliding or will not leave scratches and marks on your floor. [PERFECT FOR EXERCISE]: Stack the risers of the stepper underneath the platform for easy storage. Great for workout classes, recovering from an injury or everyday regular workout routines in the comfort of to help you keep fit. [MULTIPLE BENEFITS]: Perfect for aerobic workouts, cardio, and HIIT. You can perform planks, crossovers, burpee jumps, knee up, dips, and more on Wearslim aerobic steps to boost your muscle, burn calories, lose weight, and improve your cardiovascular. Great for workout classes, recovering from an injury, or everyday regular workout routines at home/gym.