Originally Posted by lclang
I save the liners from cereal boxes for pattern making material. The liners are clear or nearly so and you can see through them for fussy cutting and they can be pinned to a fabric many, many times without ripping or falling apart.
There's another thing I use liners from cereal boxes for: I hang one on my work table to throw scraps into--I use blue painters tape to attach it. Those bags are pretty indestructible.