Monoprice Maker Select v2 Build Plate Holder

I currently own 3 custom cut glass build plates for my Monoprice Select v2 printer, each at 200x220. Needed a clean and easy place to store them out of the way.

This is my first 100% custom, 100% functional design to solve a household issue, so bear with the initial crudeness! Once 4 are printed, simply glue the flattened edges of triangles together w/ superglue to keep together.

This is an ongoing design. Future modifications will continue to:
1) Reduce total material and time per pri