Do you think that it´s possible to play with a 3D printed mouthpiece ?
Testing SYOS mouthpieces by https://www.syos.co/en/
Selmer SA II https://bit.ly/39DFEoS
D’Addario Reeds: https://bit.ly/2W36pz6
check our musicstore (PDF+mp3): https://jazzsaxophonelessons.com/shop/
my App/game Scale Mania, its purpose is to be of assistance when studying major and minor keys: https://goo.gl/MjkNu4