Nebai chair with hard and soft back

Nebai chair from Kave Home in three color options with hard and soft back
https://kavehome.com/hr/en/p/nebai-chair-in-brown-chenille-with-a-solid-oak-wood-structure-and-walnut-finish-fsc-mix-credit 
The file contains a model with the TurboSmooth modifier enabled
(51 k polygons) 6.4 k polygons in iteration 0 in the soft-back version
(44 k polygons) 5.5 k polygons in iteration 0 in the hard-back version
Corona 9 version
The file contains Corona Physical Mtl and Corona Legacy Mtl
The main model is saved in Corona Physical Mtl material, Corona Render version 7 or later is required
Additionally, Corona Legacy Mtl materials have been saved for Corona Render no lower than version 1.5, since the maps are designed to use PBR
Units of measurement – millimeter
the file contains fbx*