Thermos has been around forever as far as I know. In fact, it was the brand of drink holder that came with my old Jedi lunch box. The new thermos R2D2 lunch box is not metal.

Take the Gang out for an adventure with the help of this Thermos-brand lunch box. It’s insulated to keep food cool and lightweight enough to take on the go—just don’t forget the Scooby Snacks.

Worker’s lunch box, by Thermos L.L.C., 1920s. Richard Strauss / SI Around the 1880s, school children who wanted to emulate their daddies fashioned similar caddies out of empty cookie or tobacco ...