The Advanced Guide to cereal box transparent

http://visuallyplain.unblog.fr/2019/07/01/cereal-container-storage-the-best-way-to-preserve-cereal-2/

These do the job well. I am glad that I don't spill any cereal out when pouring it. I believed they looked a tiny bit compact when I opened the package. But two packing containers of cereal fill 1 1/four of those