Feature●Made of premium rubber, these mouthpiece patch pads are durable in use and not easy to deform●Protects mouthpiece and teeth. It is a great helper for beginners●Excellent adhesion makes it easy to match the musical instrument mouthpiece●With dozens of options, you can choose the right size and color you like●Quality Assurance: Our products have quality assurance, so if you have any problems, please feel free to contact us. We will respond as soon as possibleDescription