Folding bikes are designed to fold into a very compact form, making the transport and storage a breeze. Therefore, being a convenient mode of transportation in a urban environment. When folded, the bike can be easily carried into buildings and houses or on public transportation, and more easily stored in compact living spaces or aboard a car or in a overseas trip. At Bicycles Online you will find two main models of Polygon Folding Bikes, one featuring a Shimano Tourney 6 Speed drivetrain and the other with a elegant 3 speed Shimano Nexus internal hub gear.