Description: 【Premium Material】Crafted from soft rubber, this thumb rest and key riser set offers good durability, tear resistance, and long term comfort even with extended use 【Function】Saxophone Rubber Thumb Rest effectively lowers thumb pressure during play, enhancing grip comfort and minimizing soreness caused by prolonged saxophone sessions 【Enhanced Stability】The raised pad design promotes a stable finger position, improving playing feel and allowing for easier instrument control 【Key Protection】Saxophone Thumb Rest Cushion provides cushioning for saxophone keys to lower metal on metal wear, helping extend the lifespan of your instrument’s key mechanisms 【Wide Compatibility】Universally fits alto saxophones as well as some thumb rests; easy to install or remove without tools or damage—ideal for both beginners and professionals Specification: 5.2cmx2.3cm/2.05inchx0.91inch Package Includes: 3 Saxophone Rubber Thumb Rests 3 Sax Key Pad Cushions Note: Please allow slightly errors 1-2cm/0.39-0.79inch differences due to manual measurement.