Valve Oil Lubricant - 30 ml - Brass Instruments - Trumpet Cornet Flugel etc Features: brand new and high quality. 1. Valve slide and key oil 2. Compact bottles that will fit in any brass case 3. Used from beginners to professionals 4. Great for marching band 5. 1 Pack of Trumpet valve slide and Key oil Description: Item name: Valve oil Capacity: 30ml / Pack Usage: Brass Instruments (Saxophone Clarinet Flute Trumpet Horn...) Package List: Valve Oil * 1 Note： Please refer to the measurement. Tiny measuring error is allowable in normal range. There might be a little color difference due to the monitor camera or other factors please refer to the physical item.