Arcade-Maniac/Source/Library/PackageCache/com.unity.render-pipelines.high-definition@11.0.0/Documentation~/snippets/shader-properties/surface-options/back-then-front-rendering.md

- **Back Then Front Rendering**

Indicates whether HDRP renders this material in two separate draw calls. HDRP renders the back face in the first draw call and the front face in the second.
This property only appears if you set Surface Type to Transparent.