The onion was made using photogrammetry based on real onions and their texture. There are two shell versions: high poly and low poly. This model has colored, normal and embossed textures. All textures are 8k in size.
Low poly – 3000 polygons.
Low poly-2 – 3105 polygons.
High poly – 67080 polygons.
High poly-2 – 30000 polygons.
Also in the blender version there are materials with textures.