https://www.giorhome.com/en/mirrors/2028-boca-do-lobo-lenox-mirror.html 

Dimensions: 90 x 8 x 90H sm
Polygons: 4478

** When using OBJ, apply TurboSmoth with 2-3 iterations.
* 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 lower than 3.1, then the BRDF field will be empty. Choose Blinn, Phong or Ward - which is preferable for you