LED Backpack Posted on August 3, 2013August 3, 2013 by CarbonAddiction If you’re not big on those flouro yellow numbers, how about one of these for your daily commute? I wonder if it can also be programmed to say “back the f$&@ off!” (Of course the great irony in this photo is the lack of a helmet.) Share this:RedditTwitterFacebookPinterestEmailLike this:Like Loading... Related