VVei
I have a set of such bricks and blocks:
https://www.cgtrader.com/free-3d-models/architectural/decoration/brick-modular-kit-lowpoly-pack-of-bricks-blocks-low-poly-a8702eb6-e42b-41e2-87bf-cb3d768faf74
Textures: PBR textures 1024x1024 .png / Base Color / Ambient Occlusion / Mettalic / Roughness / Normal
Object: White brick. 108 polygons, 56 vertexes.
Dimensions: White brick. 25 cm x 12 cm x 8.8 cm