Small Item Storage Box
If your old jeans badly frayed, and the bottom fabric is pretty good, then this part of the pants, you can make beautiful small item storage boxes using this part of the pants.
Cut off his pants at a distance of 12 inches from the bottom. Connect the cuts with glue. Fold the bottom in an envelope and glue.
Take thin bright fabrics and carve out a rectangle corresponding to the size of the box and also glue. Then insert the lining inside box and make a wide lapel.