Height Adjustable: 3 different height adjustments from 4 to 6 to 8, easy to modify to help you intensify every workout and push yourself to reach new fitness heights Anti-slip Design: Non-slip, non-stick, shock-absorbent surface ensures that the platform stays in place,help you exercise easily and safely. Each riser has four antiskid feet on it to prevent it from sliding when moving and grabbing the floor Large Capacity: The exercise step platform is crafted of solid recyclable high-density polyethylene ,also with non-skid rubber under each platform and every riser to protect floors and stay in place. Supports up to 550 lbs with impact resistance Simple installation:This fitness platform is easy to assemble and disassemble at will. Light weight, easy to carry. It occupies a small area and is convenient for storage Dimensions: Overall Size: Platform Size: 28.54Lx 13.97Wx 7.99H. Each Riser Size:14 Lx 9.8 W x 3.5 H inch.If you have any questions about the product or