Knit or crochet yourself a bag in denim | tutorials show how to make yarn from denim | many other ideas and tutorials to inspire you to weave, sew and chain your way to a new bag | DiaryofaCreativeFanatic
multicolour striped strips. Sadly, it's from a japanese site that is now throwing a 404. I'm guessing the vertical stripes are intarsia done with a very fast-changing sock yarn. I wonder if the horizontal stripes might be duplicate stitch or other embroidery.
How To Make a Fringe - this is the double knot version