Amazon.com: SHIMOYAMA PP Lidded Home Storage Box, 19L/5Gal, Foldable Storage Drinks Bin, Bedroom and Camping Organize Container, Celadon Green : Home & Kitchen
5kg Drybox from a 19L 'Really Useful Box' album storage container. I made supports to help hold the weight (50% infill), put in a hygrometer, filament port, and added a silica desiccant