Set includes 2 partitions
Examples of use in the interior:
https://mi-mirror.com/product/mi-mirror-copenhagen-golden-folding-screen/ 
https://i.pinimg.com/originals/cb/26/4d/cb264d7ce009544bddcc729497b3a04e.jpg:
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...