Traditional reeds (blue box) are available in strengths 1 to 5 (1, 1 1/2, 2, 2 1/2, 3, 3 1/2, 4, 5)

The most widely played reeds in the professional world, with a superiority proven over many years, these reeds suit all styles of music.

The principal acoustic qualities are :
Excellent response in all registers, even allowing a pianissimo attack of the highest notes.
Flexibility allowing the legato or staccato execution of large intervals.
A richness of tone which gives body and brilliance to the sound.
Thickness at the tip: .085 mm (0.0035 inch)
Thickness at the heel: 2.8 mm