Use stirrup support for acute injuries of the ankle. Stirrup fastens with hook-and-loop ankle straps to fit most users on right or left ankle.. Vertical support: Rigid shells with adjustable heel strap prevent inversion/eversion.. Low profile: Fits comfortably in athletic or street shoes. Cooling comfort: Air and gel bladder may be used for cold therapy on swollen ankles by placing gel bags in the freezer for 2 hours.. Hand washable.