User-friendly DesignThe convenient adjustment handle allows you to quickly adjust the position of the seat at any time while sitting. We have enlarged and thickened the seat cushion to provide you with a comfortable experience during exercise. The adjustable range of the seats is sufficient to ensure that users of different body shapes and ages can use this exercise bike. 8 Levels of ResistanceCaromix recumbent bike has 8 levels of progressive resistance, providing greater and more uniform resistance. The knob can precisely control the resistance change, ensuring seamless conversion between strength levels, bringing you a smoother exercise experience. Joint Stress Free CyclingProtect your joints while cycling. When designing this product, we listened to the advice of sports rehabilitation experts and tailored it specifically for people with lumbar and knee joint strain, injuries, and mobility difficulties. Suitable for various groups of people. Keep Quiet during Exe