Ultra-Pure 美国原装高级活塞油，Monette小号指定用活塞油，世界级小号演奏家Wynton Marslis、Chris Botti、Arturo Sandoval等用油。

Ultra-Pure Professional Valve Oil and Tuning Slide Lubes are used by some top musicians such as Bobby Shew and Chris Botti, and Dolphin Music is the UK distributor for Ultra Pure Oil!

Ultra-Pure Professional Valve Oil is used and endorsed by some of the greatest trumpeters today, including Wynton Marsalis, Dave Douglas, Arturo Sandoval, Calvin Price, and so many others. It is used and recommended by trumpet manufacturers David G. Monette, Lawler Trumpets, and Callet Custom Trumpets.