Premium Material Bring Clear Sound: Strength 2.0, box of 10. Sovvid clarinet reeds are made of high quality natrual reeds which have perfect vibration characteristic. These reeds are not easy to deform or break and maintain a richness of tone | Strictly Quality Control: These reeds are sealed in plastic case to ensure the freshness. Before shipment, we have done manual selection of defective products, non-conforming products to ensure each reeds can achieve the most ideal state | Wide Application with Perfect Performance: From beginners to professionals, sovvid clarinet reeds are available for full range of clarinets. It helps to show a nice timbre and bring a good playing effect, suitable for daily practices, stage or concert | Advanced Craft and Easy to Play: Our traditional clarinet reeds feature a thinner vamp and unfiled cut design makes it easier to play. With advanced production equipment and craft to ensure an accurate cut and smooth finish | Production Standard and Advanced Technology: These reeds are harvested by hand, made by digital reed-making technology to keep the reeds stability and durability. They are revered by players and educators for the ease of response and clarity in sound