The problem is that you can see behind the scenes in transparent state.
my project
As you can see, all bones are already using transparent objects.
this is shader graph
i using hdrp unity 2021.2.7f
The problem is that you can see behind the scenes in transparent state.
my project
As you can see, all bones are already using transparent objects.
this is shader graph
i using hdrp unity 2021.2.7f
There may be a problem with the mesh Normals.
Try to apply same material in other 3D Game object.