Glockenspiel VSTi is based on samples of a real percussion instrument made of steel called Glockenspiel (Metallofone).
It has 8 layers of velocity so you can feel some natural sound of Glockenspiel in your studio.
Glockenspiel VSTi was sampled from note G4 and two octaves up. With this VSTi you can create also Bell like type of sounds low notes that can be useful in some projects.
You can also add analog drift vibration to create a Vibrafone type of sound effect if necessary.