The file 'Baseball Diamond Coaster Holder – For 91mm Coasters 3D Printer Model' is (stl) file type, size is 52.7KB.
I designed a baseball diamond to hold 4 - 90/91 mm coasters (with cork board bases). Similar to http://www.thingiverse.com/thing:822372. Thanks to http://www.thingiverse.com/spondoro/about for the inspiration.
BB_Diamond_Coaster_Holder.stl | 830.1KB |