Are you looking for something cheesy, like this insulated lunch tote?  Adding humor to the obvious, it's a lunch bag with a cheese print all over it.  The bright yellow makes it easy for the box-shaped lunch bag to stand out.  Plus, the handle on top makes it easy to carry around.

• Made from high-grade nylon
• Large opening with a three-sided zipper closure
• Top handle offers easy carrying
• Reinforced edge keeps your foods from squeezing.
• Inside aluminum coating for slight thermal insulation.
• Dimension: 10 inch (L) x 6.8 inch (W) x 4 inch (H)