20Pcs Musical Instruments Trumpet Slide Stopper Silicone Ring Accessory Replacement

Designed to prevent the trumpet valve slides 1st and 3rd slides from slipping off.
It is made of silicone rubber, which will not harm the Instruments finish.
It is possible to use it in three different positions.
It can remain attached to the instrument during performance.

Material:Silica gel
colour:Black

Package Contents:
20 x Trumpet Sound Change Rope

Only the above package content, other products are not included.
Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.