Those who work in versions of V-Ray below 3.1 be careful. In the materials of the BRDF section Microfaset GTR is installed; if the version is older than 3.1 then the BRDF field will be empty. Choose Blinn Phong or Ward – whichever is more convenient for you…
Manufacturer’s website: https://ifdesign.com/en/winner-ranking/project/calmo/646015