| 3C | Suitable for beginners. Helps bring out distinctive, clear sound with good response in high and low registers. |
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| 4C | Easy to obtain a balanced, clear, and focused tone in any octave. Ideal for professionals and beginners. |
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| 5C | Provides a somewhat richer tone with greater variety of colors than 4C and excellent flexibility and response. Popular with soloists. |
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| 6C | Powerful volume and rich tonal variations. Excellent for experienced players. |
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| 7C | Rich, bold, powerful volume and accurate attacks. Well suited for jazz. |
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