Description:Material: This key button sax insert uses stones as the material, which is sturdy, durable, not easy to damage, so it can be reused. Replacement of parts: Saxophone buttons inlays are suitable for use as spare parts for an old or damaged sax accessory. Wide Application: The sax shell spare part has a wide range of applications, which can be used on most types of alto, tenor and soprano saxophone. Easy installation: This alto soprano saxophone is small and lightweight, so it can be easily installed on the saxophone. Gifts: The woodwind musical instrument spare part is suitable to be used as special gifts for friends who are a saxophone player. Specification:Material: Stone. Color: wood color. Large round size: approx. 1.4cm / 0.55in. Small diameter: approx. 1cm /0.39 inch. Oval Insert Size: Approx. 2.3 x 1.2cm/0.9 x 0.47inch. Note: There may be several color distortions due to different computer resolutions. There may be a slight error due to different manual measurements. Package Included: 9 Pcs Sax Key Buttons Marquetry.