More to explore:
Reusable snack bags and sandwich wrap/place-mat Tutorial
Tiffin Box from Tuna Cans Instructable.
DIY: Lunch Bag
reusable paper towels
Picnic utensil roll-up - also good to pack in lunch bag for eating at work, but use silverware instead
Reusable lunch bags | DIY Stuff
DIY Super Easy Lunch Sack From an Old Pair Of Jeans!
DIY: button lunch bags - you could make these out of jeans legs instead of new denim!
Birthday Gift Wrap Inspiration [create] | ballarddesigns.com