I sold my electric folding bike when I moved to a second floor apartment, because at 80 lbs, it was too heavy to carry up the stairs, or even load into my car. I had also decided that I needed to use my own body's power to get good exercise. I researched folding non-electric bicycles, and decided on Zizzo. I'm so glad I did! The Zizzo Liberte is fabulous, well-made, and easy to carry at 23 lbs. I absolutely love it! I can easily carry it up the stairs to my apartment, and easily lift it into the...