Renders for preview are made in Corona Render 10
On the Corona Legacy Mtl model
Objects are modeled for anti-aliasing, turbosmooth modifier is assigned:
View iters — 0
Renderers — 2
Stacks are not collapsed

Export to OBJ is done without using turbosmooth modifier

All textures, materials and objects are logically named

Set composition:
Two COMMA stools by Simone Fanciullacci made of cast bronze. Made in Italy

Dimensions of the COMMA V3 bar stool:
H 75 W 34 D 34 cm

https://studiotwentyseven.com/furniture/comma-v3-bar-stool-by-simone-fanciullacci/ 

Dimensions of the COMMA V1 stool:
H 39 W 34 D 34 cm

https://studiotwentyseven.com/furniture/comma-v1-stool-by-simone-fanciullacci/ 

The model is suitable for the kitchen, dining room, living room, living room, cafe, coffee shop, bar counter, pastry shop, public place

"For Corona Render: it is recommended to install version not lower than 1.5, since the glossiness of materials is configured taking into account PBR."