Bike trailer / stroller combo that seats 1 and/or 2. Can either be pulled by bicycle or turned into a stroller that you can even jog with. The trailer collapses flat. It's light, durable & safe with seats belts. Simple to assemble/disassemble and easy to pull. Large storage area behind the seat. There is a convertible cover that has a bug net with zippers and a rain cover over that. Cover can be removed altogether. Great shape.