· Filament Swatch Sample Generator.

· Create your own Filament Swatch Samples for AMS etc.

· Use it to check how a certain filament is going to look when printed.

· Size: 50.8x50.8x2.0 mm.

· It has the same size as the "35mm Slide Filament Samples" prints, so it can use the box from that.
https://makerworld.com/models/47198
https://www.printables.com/model/270029