This is a set of clay textures I used in several projects. The clay is mixed with a little straw and varies in damage and roughness, useful for clay, adobe, wattle-and-daub or dirt walls and floors .
100 % Substance Designer. Rendered with V-Ray.
Get it on ArtStation marketplace or Gumroad:
https://www.artstation.com/archaeotect/store/yBrl/3-clay-wall-pbr-textures
https://gumroad.com/l/SPZnyg