8 / 21

“A couple of years ago, we were looking for different materials to use,” says Sugihara, “and we made one in Tyvek. But it turned out not to be as durable as we expected, even though it’s cool looking. You can’t wash Tyvek the way you can wash nylon, and there ended up being a big difference between the apparent value and what we’d actually have to charge for this kind of bag.”