High Quality Material: This aerobic stepper is constructed with durable PP and TPR material, features of shock-absorbent and assure your safety of exercises. The fitness stepper platform is built for long-term use and strong enough to support up to 330 lbs. 3 Adjustable Height: According to your individual preference, you can adjust this step platform freely in 3 levels (4 inches, 6 inches, 8 inches). You will have a scientific fitness program to gradually increase the intensity and calorie burn rate, which will build muscle strength and improve cardiovascular health. Easy to Carry & Storage: The compact and lightweight design makes it easy to carry, so you can not only do your daily workout at home, but also bring it to the office or gym. The risers can be stored under the platform, reducing the footprint and making it easy to store in the corner of the room. No Sliding & No Scratches: The grooves and non-slip textured top provide more grip and traction for exercise, which preve