Item Type: Valve Oil_x000D_Material: Oil, plastic. 1Good Lubricant: Valve oil for Brass instrument is a premium lubricant designed for various Brass instrument, including clarinet, saxophone and bassoon. 2Great Durability: The valve oil is durable and protecting the valve and slider of brass instruments from wear and tear caused by frequent use. 3Corrosion Prevention: Oil also helps to prevent corrosion and oxidation on valves and sliders, helping to maintain the quality of the instrument over time. 4Easy to Apply: The valve oil is equipped with an application bottle, making it easy to apply to the instrument, providing precise and pollution free lubrication. 5Wide Range of Uses: This valve oil is suitable for various Brass instrument, and is an excellent choice for multi instrument players or players from different musical ensemble groups.