Adjustable Oboe Clarinet Thumb Finger Rest Ergonomic Clarinet Oboe Accessories

100% brand new and high quality Feature: Every product has a unique Manufacturing Part Number label on the inner package that proves it has been qualified,which include Part Number,Model Number and inspection date information; If you have any questions about the item,please provide us the Manufacturing Part Number for checking,your profits will be guaranteed. It effectively thumb rest finger movements, increased endurance. Made of nitrile rubber, soft and environmental, comfortable and durable in use. Specification Color:Black Material: Nitrile Rubber Package include: 1 x Oboe Clarinet Thumb Finger Rest