Falling under the slightly morbid category, check out the latest rage in Japan. These cellphone straps are a decorative way to display your blood type with an IV bag of blood. Don’t worry, it’s not real blood. Sure, it’s tacky, but then again it could very well save your life. But it goes a little deeper then that as the Japanese believe that your blood group says something about your personality. So you are also displaying what kind of person you are. It will cost you $6.