 Advantages:
Advantages:
								•Known retention
								•Easy to remove / re-tighten if it were to become loose
								•No risk of leaving residual cement which can act as irritant to gums.
								Disadvantages:
								•Dependent on implant orientation / angulation
								•May be unesthetic
								
 Advantages:
								Advantages:
								•Independent on implant orientation / angulation
								•Enhanced esthetics 
								Disadvantages:
								•Unknown retention
								•Can be difficult to remove
								
									Made by CAD-CAM 
									Zirconia with high translucency.
									High precision fit and good esthetics.
									Full zirconia - No ceramic layer chipping 
									No wearing with opposing natural teeth
									High flexural strength of more than 1100MPa. 
									High temperature resistance up to 26000 C. 
									Has 15 yrs lab warranty.
								
Extremely translucent zirconia
									Ideal for front tooth region
									No ceramic chipping
									No wearing of opposing natural teeth
								
Made by CAD-CAM
									High translucency
									High Strength 
									Less wear to opposing natural teeth
									Has 5yrs lab warranty