Invacare The new Invacare FR300 rollator combines a high-end, streamlined look with the clinical benefits associated with walking more inside the rollator frame. Users will appreciate the unique x-brace and folding mechanism, which allow the rollator to be folded easily with one hand for portability, and the integrated curb climber, making it easier than ever to negotiate obstacles. Features: -Streamlined Design. -X-Brace:Easily collapses for portability. -Curved Backrest. -Curb Climber. -Tray and Mesh Basket.