The holsters I use now are made by someone that doesn’t sell commercially. However, there seems to be some close designs available- all appendix inside the waistband.
In kydex there are several, but this is pretty close-
Check out the deal on CUSTOM AIWB Holster – Wing Claw 2.0 at JM Custom Kydex
www.jmcustomkydex.com
For leather this is one of the top choices-
The SME is the result of a 3 year project. Over a dozen prototypes were made. Testing and evaluation of the prototypes was conducted by Industry Experts with thousands of hours of Appendix Cary experience. The result is the most concealable and comfortable AIWB on the market. The T&E of this
5shotleather.com