A stackable and scalable tray for whatever is just flying around and needs a proper storage location. Combine multiple colors or multicolor filament for a beautiful stack. Add more whenever you filled them up.

Scaling / size
Upscaling (100% +): as big as you want
Big (100%): Diameter of about 226 mm with a height of 50 mm + a 2.4 mm edge
Regular (80%): Diameter of about 180 mm with a height of 40 mm + a 2 mm edge
Small (50%): Diameter of about 130 mm with a height of 25 mm + a 1.2 mm edge

Photos by Roomberry