There are some boxes not intended for cards that work. The ones I use are some kind of box that I think was meant to hold crayons. It’s plastic and has a little snap on lid. No clue of the brand or where I originally got them though
Greg Maddux, Ronald Acuna Jr., Jacob DeGrom, Max Meyer, Noble Meyer, Kemp Alderman, Spencer Steer, Cole Caufield, Cale Makar, Josh Norris, Pokemon, A&G mini sets, oddball and art cards
Almost everything in my main collection is FT/FS even if it is not listed in my traders!