Sterilite 6 Qt. Storage Box (Set of 4) @ Home Depot | $3.98+tax

Nothing crazy here. $1/box is the price I typically see the white lid ones go for. I like to have these on hand to tidy things up.
PS the display at my store was not yet set up, but I was still able to grab some.
https://www.homedepot.com/p/308845993