Carry as much as you can, the Especial Tres from Timbuk2 can handle it! ; Weatherproof design with waterproof roll-top closure. ; Internal drop liner with waterproof seam tape construction. ; Internal slip pocket can fit most 15 laptops. ; High density padded backpack straps with cooling mesh for ventilation. ; Backbender flexible cooling panel with mesh vents for superior comfort and ventilation. ; Two external pockets for quick stashing. ; TPU front pocket flap to keep your valuables dry. ; Expandable front panel for extra storage. ; External compression straps to keep things in place during traveling. ; Reflectivity logo hits for late-night visibility. ; Imported. Measurements: ; Bottom Width: 13 1 2 in ; Depth: 7 1 2 in ; Height: 20 in ; Strap Length: 35 in ; Strap Drop: 14 in ; Handle Length: 7 in ; Handle Drop: 2 1 2 in ; Weight: 2 lbs 7 oz ; This product may have a manufacturer's warranty. Please visit the manufacturer's website or contact us at for full manufacturer warranty details.