Full Details from Amazon.com : http://www.amazon.com/gp/product/B005HEVH6U?tag=onigi-20
Timbuk2 Ikkyu Laptop Backpack (Black/Black/Black OS)
Padded low profile internal laptop compartment for full protection without the bulk
Custom-fit strap design for a truer more comfortable fit
Velcro loop to secure your helmetheadphones
Front organizer pockets fit must have accessories
Fine weave ballistic nylon
