High-quality cork mats: These mats are made of high-quality cork, which has excellent airtightness and sound insulation Their superior resilience helps maintain the integrity of the sound, making them ideal for amateur and professional musicians alike. Odorless and Safe Materials: Our oboe repair parts are made of non- and odorless materials to and durability Ideal for replacing worn or non-functioning sound hole pads, these components meet exacting quality standards. Versatile Woodwind Instrument Repair Parts: These pads are not only suitable for oboe, but can also be used for other woodwind instruments The versatility of this kit makes it a must-have for music schools, repair shops, and individual musicians. Colour:As Shown Material:cork Package Contents: 23 x Oboe tone hole plug 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.