High-Quality Material: Made from premium felt, these washers offer excellent durability and resilience, ensuring long-lasting use and consistent performance.Perfect Fit for Trumpets: Designed specifically for trumpets, these pads provide a snug fit and easy installation, making them ideal for both amateurs and professional musicians.Enhances Sound Quality: By providing a tight seal and reducing friction, these felt washers help in enhancing the sound quality of your instrument, ensuring clear and vibrant tones.Value Pack: The set includes 100 pieces,looking to maintain multiple trumpets at an affordable price.Essential Replacement Part: A must-have for regular maintenance, these pads prevent wear and tear on your trumpet, extending its lifespan and performance.Diameter: 14mmInner diameter: 6mmThickness: 3.6mm(The product appearance and printed words may vary depending on the batch, but this does not affect use)Color: WhiteMaterial: FeltPackage Contents:100 * Felt PadsOnly 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.