"Nother DIY : A closed cell foam yoga pad or sleeping mat can be cut up into convenient pieces and sleeved in sandwich bags to contain crumbs. /these make quick and cheap-ish temporary padded dividers till real dividers are available. Works for shipping items around.

A few years ago I bought several Army surplus pads at a low price point and have used them this way. This type of foam may also be found online or at sewing supply stores.

The Crown Royal bags are often found wrapped around a bottle of premium brand ardent spirits . . .or at about $1.00 a piece on e-Bay.