Covering
Leather and fabric
Frame construction
Hardwood load bearing rails, high density particle
board, glued, screwed and stapled
Back cushions
Polyester fyber
Seat interiors
Polyurethane foam
Back suspensions
Webbings (elastic belts)
Seat suspensions
Webbings (elastic belts)
Feet
Wooden black feet h. cm 7.5 * 7.5 * 7
Under bottom
Dust cover

https://www.chateaudax.com/fabric-sofas-deluxe/fabric-sofas-ateneo 

In the archive there are models with materials Corona and Vray.

Beautiful renders!