These are D'Addario Bb clarinet reeds! A set of 20 Reserve Classic Organic 3.0 reeds! I tried one, but I'm selling the ones I didn't use! After trying them, I washed them with water, wiped them with paper, and dried them! If you buy two new boxes, it would cost around 7000 yen! D'Addario Woodwinds Bb Clarinet Reed Organic Reserve Classic 3.0 If you have any questions, please feel free to ask!