This 3d model was created by simulation in Marvelous Designer, modified, cleaned and unwrapped in 3ds Max and exported for all popular formats.

Model formats:

max (3ds Max 2020, Scanline);
max (3ds Max 2020, V-ray, procedural fabric material included);
fbx (Multi Format);
obj (Multi Format);
3ds (Multi Format);
mb (Maya 2020);
c4d (Cinema 4D R20);
+.uvw for pluggable unwrap included;
Features:

Correctly subdividable geometry;
Polygonal quads only;
Correct UVW-unwrap, +included .uvw file with pluggable unwrap;
Procedural Fabric V-ray material included (in baseball_cap_vray);
Exported Fabric textures in 8K resolution (in separate zip-archive);
Important:

Renders for preview are made in 3ds Max 2020, V-ray Next;
If you want to apply unwrap uvw in 3ds file, you need to convert editable mesh object to editable poly and load baseball_cap_uvw.uvw in Unwrap UVW modifier;
Studio environment is not included;
Have any questions? Let us know.