This Paragraph Effectively Thumb Rest Finger Movements Increased Endurance.
It Makes You Feel Comfortable Easy To Use. For Under 14.5Mm Diameter Thumb Are Suitable Universal Oboe Clarinet.
Opening Thick: 3.5Mm; Opening Thin: 1.5Mm
Opening Size: Under 14.5Mm
Colour: Black
Material: Rubber
You Will Receive:
1 * Finger Support
