The thumb button for saxophones is an essential accessory for alto saxophone players. Made from durable plastic, this left-hand button ensures a comfortable and secure grip while playing. It is specifically designed to fit alto saxophones, making it an part for maintaining your instrument's performance. Whether you're a professional musician or a student, this thumb button will enhance your playing experience by providing stability. Features -Color:Black -Material:Plastic -Size:2.50X2.50X1.00cm/0.98X0.98X0.39in -Inner diameter: 14 mm -Comfortable grip: this thumb rest provides a comfortable grip, enhancing your playing experience by making it easier and more relaxed -Precise key control: the thumb button is intricately designed for key response, allowing for precise pitch control and making your performance more accurate -Durable and reliable: this thumb rest is durable and reliable, ensuring long term use without easy damage, providing you with lasting assurance -Versatile application: whether for repair or replacement, this thumb rest fits alto saxophones, meeting various needs in different scenarios -Easy installation: the thumb button features a simple installation method, making it easy for users to maintain themselves, saving the hassle of repairs and letting you enjoy playing more Package list: 5 x saxophone thumb buttons