It is made of steel tube and PP and electrical computer.Since it is very small and light you can put it at anywhere and use it any time you like .It not only  can exercise your leg but also exercise your arm .

Description:

Mini Exercise Bike Fitness Equipment is a portable stationary exercise bike which can be placed on floor and cycle to strengthen legs. Place the portable exercise mini bike on a tabletop and operate with your hands for firming up hard-to-tone muscles under upper arms. Riding an exercise bike strengthens major muscle groups to improve back support. Exercise bikes are great for cardiovascular fitness and toning/building your thighs. Exercise bikes improves muscular flexibility. Stationary mini exercise bike is a great way to exercise conveniently and comfortably, especially in the comfort of own home. These fitness exercise bikes are easy to use and a fairly good fat burning exercise.