* Height adjustable aluminum frame * 4 soft rubber wheels adhere to any surface and will not allow it to slide backwards * One-directional rear wheels that can be disengaged for forward and reverse mobility * Front swivel wheels enhance maneuverability and ease of turning * Locking mechanism easily switches front wheels from swivel to non-swivel - each wheel is independently adjusted * Skid-resistant non-marring and easy rolling wheels are ideal for indoor and outdoor usage * Latex-free handgrips with flanged grips * Folds easily for convenient transport * 3 year limited warranty * The optional pelvic stabilizer is adjustable in width and features a support belt. It is recommended for users who have an asymmetrical posture when standing or walking and therefore cannot stay centered in the walker