Dual Height Frame Technology Standard height and hemi height in one frame! - ADP Listed: Cat. 3 #MW3GM0060; AADL Listed: AADL C061. Ergo-form handgrips fit more comfortably and place you hand at a natural angle for comfort and better brake access. Easy-to-activate brakes. Padded seat and backrest. Locks in open position for added safety and in folded position for convenience. Soft basket doesn’t need to be removed when folding. 8” non-marring wheels are ideal for indoor and outdoor use. Reflective trim for added visibility in the dark. The handgrips come with built-in reflectors for more safety in the dark. Dual height frame technology.