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.
36 Wonderful Ideas and Tutorials to Refashion Your Old Jeans
all my friends are flowers: Denim Whale Tutorial & Printable Pattern (made it with cotton fabric but had to alter the pattern a lot. mouth and tail ends don't close properly! changed the shapes of the tail and fins to give them more real shape and size)