Here are a few things that have caught my eye.
I love these reusable snack sacks. This one is from the Etsy shop WasteNotSaks. There are a lot of shops on Etsy that make this type of sack, and you can find a wide variety of fabrics. I've also bought the sandwich size bags.
This one is for you crafty types out there. It's a pattern for a reusable lunch bag from Etsy shop agreensleeve
This is the Laptop Lunch Bento Box available at Amazon.
Pottery Barn Kids has all kinds of lunchbox options like this one called the Fairfax. They also have all kinds of containers to go inside:
Of course, some of these would make great lunch boxes for work too!!