[Appearance]: Using high-quality steel, pipe, and iron components, plastic parts are made by the new PP material. The machine's overall dimension is 102*65*11CM. The upright bicycle has a stable base and it is very convenient to get on and off. [Adjustable]: This dynamic bike has a high-quality widened leather cushion. The cushion can be adjusted according to different heights, there are six holes to adjust the height of the seat, the distance is 52 to 75 cm. [LCD Display]: Screw type variable speed adjustment, electronic meter display for time, speed, total distance, and calories consumed. The customer can clearly monitor their exercise status. The changeable resistance rotary knob could let you modify the levels to simulate cycling on various terrains and tailor your workouts to your fitness level. [Safety]: The footrest is made of non-slip Velcro, which can be freely adjusted according to the size of the foot. Non-slip pedal fixed with magic strap, easy to attach your feet for cycling effectively and prevent slipperily [Professional Customer Service]: We pride ourselves in providing excellent customer service; If you have any questions, we invite you to contact our customer support within 30 days and we will make sure that all your concerns will be addressed on time.