Festival fashion definitely falls into a class entirely of its own. The cut-off shorts, flannel, hair chalk and wide brimmed hat make an epic outfit to wear while jamming out to Mumford and Sons, but it might be a little much in the real world. However, at LA’s FYF Fest this past weekend we spotted a hair trend that we’re hoping makes its way well outside the land of $15 beers and jam packed stages. One of London’s trendiest salons, Bleach London came stateside and set up shop at FYF Fest to give attendees some pretty epic hair wraps. And…