Shop Print Media, No drawers, 92% Polyester / 8% Spandex, Dry Pro™, Submucosal Lifting Agent, 1.14 mm Inner Diameter / 2.4 Inner Flange Diameter / 2.1 mm Outer Flange Diameter / 1.1 mm Inner Flange Distance / 2.2 mm Total Length, 21-1/2 inch Seat Height, Intramuscular or Intravenous