The file 'Flexi Rexi Keychain 3D Printer Model' is (stl) file type, size is 379.2KB.
https://www.thingiverse.com/thing:2738211 with 50% (x, y) and 40% (z) scale and added keychain ring (3.5cm/1.7cm radius).It is about the size of the original's head.