sea to summit ultra-sil day pack 68g, 20L, silnylon http://www.seatosummit.com/product/?item=Ultra-Sil%26reg%3B+Day+Pack&o1=0&o2=0&o3=377-36 http://www.seatos

sea to summit ultra-sil day pack 68g, 20L, silnylon http://www.seatosummit.com/product/?item=Ultra-Sil%26reg%3B+Day+Pack&o1=0&o2=0&o3=377-36 http://www.seatosummit.com/product/?item=Ultra-Sil%26reg%3B+... Possibly my favourite of my many backpacks. It scrunches up to the size of a clementine, making it an ideal secondary bag to keep in one's main bag when travelling. It can be worn under a jacket to inconspicuously carry a laptop in areas with pickpockets.