Yamaha Regular Synthetic Valve Oil

Yamaha Synthetic Valve Oil, Bottle, Regular.More consistent than mineral-based oil to provide superior performance in all playing environments. Designed for instruments with standard valve tolerances (such as student trumpets).• Lubricates• Slows the formation of dirt and grime• Eliminates sticking piston valves on brass instruments• Made up of even-sized molecules to allow the oil to evaporate smoothly, guaranteeing a longer life with extremely responsive action• Same oil that is included with all Yamaha Student Series instruments