Koi is a modern and elegant modular sofa created by Alessandro Dubini. A great example of a balance of proportions and harmony: a piece of furniture that can easily find a place in the house as well as in the commercial environment.

Modules:
KOI000D210BSX 950x2100x800mm
KOI000D210BDX 950x2100x800mm
KOI000PE210DX 950x2100x800mm

https://www.i4mariani.com/en/prodotto?id=46404069-e84d-443d-95c1-09b7573ac99e 

Polys: 431,998

Turbosmooth modifier is applied to the model objects.
Who works in the 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