Advanced: Compared with traditional hydraulic transmission system, mini stepper will be quieter and smoother. Using aerodynamic technology, the left and right air flows alternately with each step of the pedal, which not only makes the movement rhythm smooth, but also eliminates the impact of the movement on human joints. To avoid knee injuries, the machine uses a side-slip lift instead of the traditional straight up and down mode No Assembly Required: Steppers for exercise at home ships as a whole. Just start exercising once you receive the stepper. This product is not recommended for people over 220 lb. Adults generally use levels 1-3, light weight people and children can use levels 4-5 Full Body Workout: The resistance bands can work your arms, chest, back and shoulders, while twisting your waist, strengthening your muscles and providing a complete cardio workout. Stepper machine can help you get a shapely and toned body as well as a full body workout. Perfect for weight