We all know what it's like to wear a backpack in the summer: whether you're hiking in the mountains or just walking around the city, your back is soon drenched in sweat. The Backpack Cooling Fan by Thanko, our favorite gadget makers in Tokyo, is a clever way to maintain a breeze between your back and the bag with the help of lightweight and compact fans. It is a kind of panel that you clip around the straps of your backpack. Integrated into this are a pair of small fans that you hook up to a portable battery unit. Once you have it connected to your power source, the fans can run for hours and keep your back cool.
The Backpack Cooling Fan features: