Feature: 1. 1. Saxophone reeds 1.5,2.0,2.5,3.0,3.5,4.0 have a growth period of more than two and a half years. It is not easy to be deformed. 2. 2. Every piece has the consistent size,Can create more stable sound. 3. 3. Harvested by hand, made by digital reed-making technology that promotes excellent response in all registers. 4. 4. The reeds are naturally air-dried for more than two years. 5. 5. You can prepare a few reeds for change, which can effectively extend the life of the alto saxophones. Specification: Strength: 1.5 Material: Reed Weight: 30g. Package List: 10*Reeds