The World Adventures treasure chests work well for this. Most items can be stuffed in there.
If you're not using WA right now, or you want more variety, try these:
https://aroundthesims3.com/objects/function_storage_misc_02.shtml
Yes! Also, the transmogrifier mod can probably turn (nearly?) any object into a chest! https://modthesims.info/d/592332/the-transmogrifier-aka-object-script-changer.html
I love that site and you can find a lot of different storage solutions there!
I have some of the different storage solution that are all functional in sims 4 and 3.
Around The Sims 3, and 4 is pure genius! I have a lot of stuff from that site and the cookies are delicious! 🤩
