Are you still troubled by the inconvenient operation of the when playing the trumpet? Do you want your trumpet tone to get better? Then don't hesitate to buy our silicone slide stopper directly. The slide stopper is flexible and supple and won't hurt your instrument for better professional performance. Features -Color:Black -Material:Silicone -Size:12.00X2.50X0.30cm/4.72X0.98X0.12in -The silicone made trumpet slide stopper is not easy to break and is resistant to pulling, which is why it can be used for a long time. - The trumpet slide stopper is designed to prevent the trumpet valve slides from slipping off. -The trumpet slide ring is small in size and light in weight, which makes it easy for you to take along. -You can get this practical set of professional silicone cords at a very good and . -Not only can it be used during practice, its high service level makes it equally suitable for competition or professional playing. Package list: 4 × Trumpet Slide Stoppers