The Rico Royal Eb Alto Sax Reeds are high-quality reeds designed specifically for saxophones. Made from bamboo, these reeds are strength 4, offering a balance of flexibility and stability for optimal performance. The 10-pack ensures you have a steady supply for your musical endeavors, and the unfinished finish allows for a personalized sound tailored to your playing style. With the trusted Rico brand name, you can rely on these reeds to enhance your saxophone playing experience.