Features and Benefits of Tiger Valve Lube: • This is the best lube to use for the Tiger plastic trumpet valves to keep them moving freely. • Tiger Valve Lube is specially formulated by Warburton and made at the Warburton factory and does not contain any solvents or silicone additives. • Will keep your valves and casings trouble free for maximum performance. • WARNING: Do not use other trumpet oils on Tiger trumpets as some may cause the valve casings to swell and will void the warranty. • Tiger Valve Lube is compatible with Tiger Slide Lube.