ADJUSTABLE HEIGHT: Comes with four platforms to adjust the stepping level. Great for beginners and experts alike.ANTI-SLIP: Textured top panel prevents you from slipping when using the stepper, making it safe for use (shoes must be worn).THICK PLASTIC: A solid and sturdy construction which will provide enduring hours of fitness and exercise. Non slip for extra resistance and safety.DIMENSIONS: 20H x 110W x 40Dcm. Platform levels: 10/15/20cm.MAXIMUM LOAD 150KG. EASY TO SET UP.