Dejzi office chair from Divan.ru

The size of the chair is 560x560x800 with Turbosmooth
(Polys 4995) without Turbosmooth

There is a Turbosmooth modifier on the object (0 iteration in viewport, 1 iteration in render). In OBJ, the stack is collapsed (as on the grid)

There is one chair object in the file,
2 materials in three colors on the Bucle balls: Light gray, Terra, gray
Textile: Beige, Black, Green
But the color of all materials can be changed to any color through Color.

https://www.divan.ru/product/ofisnoe-kreslo-dejzi-bucle-grey 

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