Vandoren Optimum Alto Saxophone Ligature (Pink Gold)This professional ligature is one of the most popular on the market for many reasons: Quick and symmetrical tightening with a unique double track screw mechanism. 3 interchangeable pressure plates to adjust the sound. Expression with freedom. Here's the 3 plates and their differences: Plate n1 : A rich, colorful sonority wich produces great resonance. Pressure along the fiber of the reed facilitates an unbelievable blowing ease. Incredible ease of