For the titanium RING:

One million times Usage,no deformation.
Blue pad， height 4.8mm
Orange pad, height 6.3mm
 
Replacement pad is also for choose.
 
Blue is small size suitable for premolar, low crown
Orange is medium size, suitable for molar, high crown.
 
Dental Titanium Alloy Ring Matrix System Clamp
Fits Garrison，but price is more advantage.

For Dental Sectional Matrix


 

Available Size：

#1:Suitable for Deciduous or low-crown teeth

#2:Suitable for Bicuspids

#3:Suitable for Molar

#4:Suitable for Molar with extensions