Similar models: https://3dsky.org/3dmodels/show/primerochnaia_3_varianta 

Fitting room – 1200 * 1100 * 2050 mm.
The color of the walls curtains pouf can be easily changed to any other color by setting it in corona color or difuse color.
You can also increase the number of booths.

Polygons: 353 672 Vertices: 297 369

Who works in V-Ray version lower than 3.1 be careful in the materials in the BRDF section there is Microfaset GTR (GGX) if your version is older than 3.1 then the BRDF field will be empty. Choose Blinn Phong or Ward – which is preferable for you