Modular sofa CASE differs strict geometric lines wide seats and is offered with a base complementing the collection of products Case. This model will fit in any premises thanks to its modular design modern design and ergonomic filler. Volumetric cushions of rubberized polyurethane foam of several degrees of stiffness together with a comfortable deep fit create an unusually comfortable rest area and easily restore the shape. All covers are removable easy to wash. Sofas do not have a back side and can be installed in the center of the room.

http://the-idea.ru/divany/divany-case 

in the archive:

A sofa model consisting of modules art. 901-902

http://the-idea.ru/divany/divany-case/idd002l32039-1036-1575-1579-1587-detail 

3 customized fabric materials
+3 seamless gray textures
A full set of finishing materials can be found here.
https://3dsky.org/3dmodels/show/the_idea_materials_birch_fabric_palitra_tkanei_i_tonirovki_berezy 

+6 toned birch tinting materials
for foundation