This free backpack pattern features zipper and a fold over design; the top folds down into a stylish and practical backpack with an unusual design. I found this tutorial in the Russian page otkroysunduk.
Denim bags -- made from recycled jeans. This one is simply made from a pant leg and the interior holds items secured because of the pull string closure! Pant leg bag is a great project for the first time using denim as a material.