Osprey Veer Vertical Shoulder Bag 13 x 10 x 5 inches Built almost entirely from recycled material, the bag features recycled PET fabric, recycled webbing, recycled mesh and recycled buckles Main compartment holds books, lunch, an extra layer and other daily essentials Concealed organizer panel and zippered slash pocket provide secure storage for small extras Mesh pocket keeps a water bottle close by Mesh back panel with open slash pocket stows a newspaper or magazine Pocket on shoulder strap conveniently stows a cell phone or digital music player within reach Adjustable waistbelt can be removed and tucked away when not in use