These include upright-bicycle-like seating, and recumbent-bicycle-like seating as with the Weehoo iGo. Trailer bikes have been available in single-seat and tandem configurations.
These encompass seating similar to an upright bicycle, as well as recumbent-bicycle-like seating, such as that found in the Weehoo iGo. Trailer bikes have been available in single-person and tandem configurations.