GOOD FOR FITNESS: With this pedal exerciser, you can exercise both your arms and legs when you are chatting or watch TV, increasing blood circulation, exercising joint flexibility, improving stamina and relieving tension. STABLE DESIGN : The heavy steel frame of the hand and driving foot can provide stability when driving; The fixed bike frame integrates the principle of physical balance of the X design into the design. You can feel the bike solid without worrying about falling. ADJUSTABLE TENSION AND HEIGHT: Low impact design and resistance can be adjusted, from low to high, step by step to toning muscles, and you can adjust height to fit the height of your seat.