5-IN-1 EXERCISE BIKE: Have 5 fitness modes: upright and semi-recumbent. Not only burn fat quickly, strengthen leg muscles, but also reduce waist injuries, the alternating mode can exercise more Core muscles. Arm resistance bands assist in stretching 16 MAGNETIC RESISTANCE: use a silent magnetic flywheel to ensure a noise-free home exercise experience. Can simulate more exercise scenarios and caloric consumption, making it easy to set the burning process from warm-up to intensive riding to relaxation STABILITY AND COMFORT: Sturdy heavy-duty steel frame and stable triangular structure ensure safety during high-intensity workouts(300 lbs MAX). Also ergonomic seat design - large contoured seat with back cushion and padded multi-grip handle