The pack contains 15 very high resolution photoscanned river stones to compose river and mountain scenes.Number of Unique Meshes: 15Collision: Automatically generated.Vertex Count: 18.000 to 35.000LODs: YesNumber of Materials: 15 HDRP materialsNumber of Textures: 45 - 4K TexturesTexture Resolutions:4096 x 4096 (45)Supported Development Platforms:Windows: YesMac: Yes