1st molar band"rough inner surface"
Product feature.
1 Bionic shape design.
2 Sand-blasted inner surface.
3 Suitable hardness and softness.
4 Laser marked perimeter.
 
			    Product feature.
1 Bionic shape design.
2 Sand-blasted inner surface.
3 Suitable hardness and softness.
4 Laser marked perimeter.
