Copper Pipe and Fittings -Set of 45 Trumpet Finger Pearl Knobs Set Real Pearl/Brass Shell Replacement Parts and Repair Highlights Generic Brand Set of 45 Trumpet Finger Pearl Knobs Set Real Pearl/Brass Shell Replacement Parts and Repair Description: Pack of 5, 9 pcs per pack, Trumpet Finger Buttons, Bead Set, Real Pearl/Shell Brass Parts, Trumpet Accessories. Made of high quality material, sturdy and durable, has a long service life. Provides a nice touch feeling when playing your trumpet. They will look perfect on your trumpet. Exquisite craftsmanship in every detail to decorate your trumpet. Perfect for trumpet instrument lovers. Size: approx. diameter: 13.8mm, thickness: 2.5mm. Package includes: 5 trumpet finger buttons Note: Color may be slightly different due to the color calibration of each individual monitor. Please allow slight measurement deviation due to manual measurement.