Rico Reserve Bb Clarinet Reeds, Strength 3.0, 10-pack Thicker blank for a more resonant sound Strength 3.0, Unfiled cut, box of 10 reeds Unfiled for greater projection Uses only the densest, lower-internode cane for longer durability and consistency Offered in strengths 2.5 to 4.5, including a special 3.5+ strength