Crown

Utilized in many orthodontic products such as: Rapid Palatal Expander, Herbst, E-appliances, Distalizers, etc. They have a more positive seating, have less chance of de-calcification & the perforated occlusion allows for cement extrusion.
 
Features:
Thinner
Bondable
Custom made
No seperators 
Customizable with tubes and/or hubs for easy band removal
Occlusal holes for easy cement removal
 
Material:
Chromium-cobalt alloy