Leikefitness X Bike make it easy and economic for you do effective exercise and burn some extra calories while watching television, listening music at home. The advanced folding frame design and multi-seating positions of the Leikefitness X Bike maximizes your use of space while providing a workout that is comfortable and effective. Just 40 minutes of exercise will burn 300 to 400 calories, equivalent to 1.5 hours of jogging. Fully burn fat, exercise the arms, thighs, abdomen and hips, shake off the unwieldy fat, and get rid of exhaustion and pressure after a day's work. Want to ride a bike and not want to go outdoors. Want to cut calories without boring running. No good way to exercise your muscles.