Mighty (Plus) and Crafty (Plus) Colling Head MouthpieceThe Crafty Mighty undoubtedly has some of the best plastic on a device, but you can't compare plastic to glass! This glass mouthpiece really enhances your Crafty or Mighty experience, and it has the same form and function as the original. Once you use this one, you won't go back to your original plastic mouthpiece. Key features: Works with Crafty & Mighty Silicone ring holds glass in place