Two Wheel Gear - Pannier Backpack Plus – Water Resistant Everyday Laptop Backpack for Work, Gym, Travel, Daily Commuters, Large Capacity Bag, Black, 30L

2 in 1 Pannier and Backpack The Pannier Backpack Convertible gives you the ultimate flexibility when commuting on two wheels. It securely attaches to standard bike racks and quickly converts to a professionally organized backpack. Designed for commuting, work and bike touring. 2 Sizes: LITE (22 Liter) - Best for day trips and more efficient packing PLUS (30 Liter) - Best for large capacity and multi-day Materials and Features Made of extremely durable, TPE waterproof-coated 600D polyester  Padded laptop pocket (15.6 inch), internal organization pockets and large mesh zip pocket Outer soft pocket for your phone or sunglasses Outer pocket to hold your rain cover and U-Lock 2 expandable bottle pockets with side lock strap Modular Attachment System for carrying a helmet and extra gear Top handle and sternum strap Integrated reflective and blinky light attachment Rixen & Kaul Kompakt Rail Mounting System - Mounts to bike racks (sized 6-16 mm) - Quick mount - Center spring lock secures pannier to rack - Quick adjustable hook placement Pannier to Backpack Mode in 10 Seconds  Pull out the shoulder straps from the rear compartment Clip the shoulder straps into the quick release buckles of the bottom strap Zip up the mounting system compartment and away you go Specs LITE (22 Liter): 12.5 x 18 x 6 inch (2.8 lbs) PLUS (30 Liter): 14 x 19 x 8 inch (3.2 lbs) 30 Day Commuter Guarantee We are here to serve bike commuters. Use your new Two Wheel Gear bag in your routine for up to 30 days. If it doesn't work with your commute for any reason, ship it back for a full refund.