The AIZEN NY Mouthpiece: Bringing you a dark, velvety-smooth sound... With its signature rounded side wall and roll-over baffle, the AIZEN NY offers the very finest a musician can want from a jazz saxophone mouthpiece--rich, vibrant sound and full, glossy tone...outstanding responsiveness and projection - Having fine-combed through the best of the best in vintage saxophone mouthpieces, AIZEN brought its specialized skills and finest craftspeople to bear - The result was the AIZEN NY, combining top of the range hand-finishing with the vintage mouthpiece sound reborn. AIZEN is compatible with most Meyer ligature sizes !!! - Opening Size: 5 = 1.8mm (.071) - 6 0 1.9mm (.075) -7 = 2.0mm (.079) - 8 = 2.1mm (.083) #