When you need a little more space, the simplistically styled Osprey Arcane XL Day Pack gives a bit more cargo space than most daypacks. Thoughtfully organized for all the essentials needed throughout the day. NeoSpacer mesh-covered ridged foam back panel for comfort while you are running from work to yoga or catching the train. Quick-release aluminum security hook on the harness to secure your pack to something stationary so your stuff doesn't disappear and sustainably built with recycled fabrics that are made to last through daily use.