I'm trying to create a grid of foam tiles for a project I am working on. The texture has some imperfections on it and I'm just trying to figure out the best way to go about creating this texture. I modeled the actual tile already so the material doesn't have to include the puzzle pattern luckily.
Here is what I have tried so far. My attempts at making this included plugging in a surface imperfections map into the roughness of the material but it did not achieve the effect I was going for: