DESC: STM Small Evolution BackPack - Graphite/Black A new concept in laptop protection - the stylish & subtle Evolution! STM was one of the first to advocate carrying your laptop in a backpack. We've taken that initial idea of laptop protection and improved it many times over. We've researched new fabrics and foam, added your suggestions and come up with our latest creation, evolution. Evolution presents a clean, sophisticated look in a comfortable, easy to use backpack. Evolution As with all STM bags, there's no visible sign you're carrying a laptop from the outside. With evolution, you can't see it when you open the pack either! Your laptop is protected in a concealed compartment. It's easy to access if you know about it, but not at all apparent to those who don't (and shouldn't). Within this discreet section, your laptop is surrounded by closed cell foam and suspended up of the bottom of the pack. Features Concealed laptop section to fit most 13" (Small) and 15" (Medium) notebooks Rain cover (tuc...