Nagasaki bar stool by GUBI
The file contains 3 chairs in a different color palette.
PRODUCT DESCRIPTION
Material - Perforated metal
Color - Stool: black, red and yellow
Measurement - Stool: H 74 cm, W: 39 cm, D: 34 cm, Seat height: 72 cm
Site https://shop.gubi.com/products/nagasaki-stool 
https://www.architonic.com/en/product/gubi-nagasaki-stool/1131360 
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In the archive:
-Max 2014 for V-ray;
-Max 2017 for V-ray;
-FBX 2010 for V-ray;
-maps (textures).
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Who works in 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.