Features: Brand new and high quality This clarinet oboes thumb rest make of silicone material with fine craftsmanships which is delicate and gppd quality. Soft silicone material feel comfortable. Relieve thumb fatigue. Small size and completely easy to clean. When using the instrument for a long timing, clarinet thumb protector can help eliminates fatigue and stress. Installation and disassembly are simple. It takes only a few seconds to complete the installation and disassembly. That shape of our clarinet soft thumb rest is curved shape design to fit your instrument greatly, help maintain correct finger position Specifications: Material: Silicone Color: Colorful Package Weight: approx.16g Size: approx.2x2.1x1.3cm/0.78x0.82x0.51in (More Size Detail, Please See Photo.) Package Includes: Set of 4Pcs Clarinet Oboes Thumb Rest note: Please allow 1-2cm error due to manual measurement. Please make sure you not mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thanks!