@Glenntech Looks to be a quality design and impressive.
A look at few alternative Spigen cases and others in this article https://www.digitaltrends.com/mobile/best-samsung-galaxy-s23-ultra-cases/
I do not work for Samsung or make Samsung Products but provide independent advice and valuable contributions.
My Device- S21 Ultra 5G ( SM-998B/DS ) CSC= BTU , 12GB/256GB
One Ui 5.0,Android 13 .