The D'Addario Woodwinds Select Jazz Alto Saxophone Unfiled Organic Reed is a high-quality reed designed specifically for alto saxophones. This reed is part of the Select Jazz series, which is known for its excellent tone and playability. With a strength of 2M, this reed is suitable for intermediate to advanced players. The reeds come in a box of 10, providing you with a long-lasting supply. The unfiled design and organic material ensure a warm and rich sound, making it a great choice for jazz and other styles of music.