Coloplast Self-Cath Olive Tip Coude 10Fg Male Intermittent 40Cm Coude Olive Tip 50472 - Pack of 30Self Cath Intermittent Catheter Olive Tip Coude 10FG Self Cath olive tip coude helps with insertion through strictures, prostate and false passages. The olive tip catheters have a guide stripe to ensure direction of the tip position of the catheter is identifiable at all times. Specialist catheters also have all of the features of Self Cath standard to ensure maximum comfort and control.