Intended to aid in maintaining anterior chamber space via irrigation. 3.5 mm from 40 degree bevelled tip. Flexible tubing 25 cm (10 in). Inner diameter 1 mm (0.04 in), outer diameter 2 mm (0.08 in). Smooth tip allows for straight forward insertion and minimal tissue disturbance. Tapered from 1.25 mm (18G) to .90 mm (20G), oval