The file 'Heart Shaped Tetris Tray 3D Printer Model' is (ipt,stl) file type, size is 184.8KB.
Made for use with rikkilambo's Simple Tetris Set (scaled to 50%). The pieces should fit in snugly. the loops at the top can be used for a necklace, or a pin can be glued to the back.It also makes a fun puzzle.