Made Of Combo: 600D Polycanvas And Honeycomb Ripstop. Adjustable Padded Shoulder Straps And Padded Web Carrying Handle. Double Zippered Main Compartment With Inside Padded Laptop Pocket And Clear Pocket. 2 Front Zippered Pockets. 2 Side Zippered Pockets With Mesh Expanders. Air Mesh Padded Back. Trolley Sleeve With Hook And Loop Closure. Reflective Accent On Strap. Accommodates Most Laptops Up To 17