AP Alps PBR Texture Rock Premium

Contains PBR materials contained for this set of 45 items.

PBR materials allow you to create effects of height differences, effects of mirroring, or gloss, they also contain a map of roughness. This package contains a lot of PBR materials that are applied to the work surface in the game with a brush. Textures include Maps from 512 to 1024 px. PBR materials also include seasons, namely Winter, Spring, Autumn and Summer. (For some, only the Winter or Summer variant is available.)

More is here: https://www.alpinetrainz.cz/product/premium-pbr-alpen-materials/