1️⃣.Designed for trumpet, tuba, euphonium, alto horn, bass horn, tuba or any other piston valve brass instrument.
2️⃣.Good sealing property and rotary bottle cap design to prevent children from accidentally touching it or eating it by mistake
3️⃣.In addition to a smoother feel, thanks to the non-toxic, odorless, petroleum-free, pure, synthetic, long-lasting, affinity formula in the oil, thus increasing the life of your instrument.
4️⃣.It has strong anti-corrosion properties and can form an oil film on the inner wall of the piston and cylinder. It can prevent saliva from corroding musical instruments for a long time.