VEVOR Swivel Shower Chair 360 Degree, Adjustable Shower Seat with Armrests and Backrest for Inside Shower or Bathtub, Non-Slip Rotating Bathtub Chair Seat for Elderly Disabled Injured, 400lbs Capacity

Please what is the max. arm rest widths dimensions? Our shower area is very small and these dimensions is necessary for the Person to be swivelled and may be to be able to go pass the chair.