I  love to recycle old shirts into new treasures, so this idea of making an arm band for an ipod out of an old t-shirt is perfect!  The band allows you to run and still have your ipod (or other device) at your fingertips.  Find details instructions at http://www.ohsoprettytheskinny.com/2012/08/the-diy-ipod-holder-for-excersizing.html