Shop Print Media, 92% Polyester / 8% Spandex, Dry Pro™, Submucosal Lifting Agent, 50 Foot Length, 0.76 mm Inner Diameter / 1.5 mm Inner Flange Diameter / 1.5 mm Outer flange Diameter / 1.0 mm Inner Flange Distance / 1.5 mm Total Length, Serrated Tips