NICENEEDED 20 PCS Trombone Spit Valve Cork, 4 x 9 mm Trumpet Repairing Cork Pads Trombone Water Key Pad Replacement, Trumpets Valve Guard with Storage Box for Musical Instrument Accessories Kit

["Package Lis: You will get 20 pcs of trombone cork pads in natural color, with a plastic storage box, which is convenient to store, and effectively prevent external force to squeeze the cork. Enough to meet your daily use and sharing needs. Only for Adult","Product Size: Each cork pad has a diameter of 9mm / 0.35 inch and a thickness of 4mm / 0.15 inch, perfectly meeting the specifications of most saxophone keys, ensuring good sealing and comfort","Helpful for Your Performance: Our trumpet corks have fine workmanship, good air tightness, good elasticity and sound insulation effect. They can be applied to replace aged or worn parts without affecting your performance level","Premium Durability: Our trombone spit valve cork are made of soft wood, durability and resilience. These spit valve pads are designed to withstand frequent use, resisting breakage and shedding, provides a smooth, reliable surface for optimal sealing","Wide Applications: These trumpet repairing cork pads are applicable to saxophone and other instruments, can be applied to trumpet, trombone above, suitable as a gift to the musicians and some other musical instrument lovers"]