Inclusion Criteria:  All subjects are required to be:  From 18-50 years old, be able to read and sign the informed consent document. Have no active periodontal or pulpal diseases, have teeth with good restorations Psychologically and physically able to withstand conventional dental procedures  Patients with teeth problems indicated for single crowns:  Badly decayed teeth Teeth restored with large filling restorations Endodontically treated teeth Malformed teeth Malposed teeth (Tilted, over-erupted, rotated, etc.) Spacing between teeth Able to return for follow-up examinations and evaluation.  Exclusion Criteria:  1. Patient less than 18 or more than 50 years 2. Patient with active resistant periodontal disease 3. Patients with poor oral hygiene and uncooperative patients 4. Pregnant women 5. Patients in the growth stage with partially erupted teeth 6. Psychiatric problems or unrealistic expectations