Barrier Event Grease. Barrier Event Grease is a tough, greasy lubricant that will stay on throughout demanding competition. Barrier Event Grease contains a unique coconut surfactant that allows the skin to breathe and herbal concentrates that help to disperse bruising and soothe minor cuts and grazes. Barrier Event Grease washes off easily with Barrier's Lavendar Wash. Free from all prohibited substances under current FEI and HRA rules. 1 Litre.