The KneeRover Economy Steerable Knee Walker is a 4-wheeled scooter designed for mobility assistance. With a manual power source and adjustable height feature, it provides comfort and convenience for adults. The blue and black color scheme adds a stylish touch to this practical medical and mobility equipment. The brand’s reputation for quality and reliability ensures a trusted product for those in need of walking assistance.new never used the picture one is the model only all in box