Description Product Description DECENT FEATURES of the Timbuk2 Especial Medio Highly water resistant mid-volume backpack which is ideal for daily use and/or commuting Backbender flexible cooling panel Comfort backpack straps with hydration or headphone routing, a reflective hit and detachable sternum strap Waterproof Laptop Pocket: Internal welded pocket fits laptops up to 15 inches Easy access large main zip opening with multiple quick access external pockets U lock holster which can double as a water bottle pocket Designed with tapered top shape for good viability over your shoulder on a bike Large expandable pocket on front for helmet, jacket or other awkward items Air jet textured Cordura ripstop nylon 6.6 for high abrasion resistance and exceptional strength to weight ratio The SPECS Weight: 3 lbs 7 oz / 1.58 kg Height: 52" Width: Top: 32" Width: Bottom: 33" Depth: 16" Volume: 31 liter Maximum Monitor Size: 15"