The file '28mm Cracked Earth / Ice Miniature Bases 3D Printer Model' is (stl) file type, size is 249.3KB.
Nicer resin versions available at my store.
https://www.etsy.com/uk/SteedmanCrafts/listing/769484987/cracked-earth-ice-miniature-bases-25mm?utm_source=Copy&utm_medium=ListingManager&utm_campaign=Share&utm_term=so.lmsm&share_time=1579742770946