Self-Cath Olive Tip Coudé With Guide Stripes are built to be used for difficult to navigate urethral passages. These intermittent catheters are latex free and feature a unique guide strip that assures proper placement of the angled olive coude tip. The eyelets on the top of this catheter are positioned on either side of the catheter for greater comfort and ease of insertion. Male catheters, available in several sizes. 16 inch length. Sterile.