Special cane treatment process that helps reduce reed warping * Strength 4.0+, Unfiled cut, box of 10 reeds * Gradual tip shape, adding more tonal warmth; traditional tip thickness for a quick articulation * Like the Reserve line, uses only the densest, lower-internode cane for longer durability and consistency * Offered in strengths 2.0 to 4.5, including a special 3.5+ and 4.0+ strength