Link to the manufacturer's website:
https://r-bureau.ru/element-repanel 

Frame: 22mm steel tube, powder coated
Back and seat: 100% recycled polystyrene
Legs: plastic spherical plugs
Color: RAL Classic

Height: 850 mm
Depth: 500 mm
Width: 460 mm
Stacking: 3 pieces

The archive contains two versions of the material:
1. A procedurally generated material in 3ds max, where you can flexibly change the color of recycled plastic.
2. Ready-made textures of recycled plastic in jpg format