The scene contains a model of Dara sofa and Lynx Pea Deep Sea cushion by divan.ru, the following material variations:
Dara Happy Yellow, Dara Happy Gray, Dara Happy Light, Dara Happy Emerald, Lynx Tiger Yellow, Lynx Hygge Yellow, Lynx Lozenge Green, Lynx Chess Black.
Overall dimensions ~~ 220x94x93 cm. The model has the correct geometry and UV-mapping, texture maps and materials with unique names.

Manufacturer's website: https://www.divan.ru/ 

For Corona render, it is recommended to install a version of at least 1.5, since the glossiness of the materials is adjusted taking into account PBR