A premium, filed reed that offers a rich, warm tone. A heavy spine that promotes dynamic flexibility and exceptional tone quality in all registers. Ideal for the advancing student and professional. Expertly designed and made in the USA from naturally-grown cane from D'Addario's own foreign fields. Offered in boxes of ten (10) and packs of two (2) reeds. Available in half strengths, from 2.0 to 4.5, with a special 3.0+ strength.