Royal by D Addario reeds are filed and feature a thinner profile and blank. They are ideal for students and advancing players and are revered by educators worldwide. Royal reeds offer ease of response and increased clarity in the sound. D?Addario?s state-of-the-art machinery and reed-making process have resulted in unprecedented consistency in today?s Royal reed. D?Addario?s unwavering commitment to innovation and consistency has resulted in a new era of products for the modern clarinetist and saxophonist. Through natural farming and harvesting processes in the cane fields and digitally-controlled precision in the crafting of reeds and mouthpieces the D?Addario Woodwinds line of accessories allows players of all ages and abilities to worry less about their equipment and more about making music.