The Ortlieb Vario PS QL2.1 is ideal if you are looking for a backpack or bicycle bag. This bag has both. The Quick-Lock system makes it easy to attach the bag to the bicycle and the shoulder strap allows the bag to be used as a backpack. The bag is waterproof so that even a laptop can be stored in it.

Product specifications:

• Backpack and pannier in 1
• Waterproof
• Height: 47 centimeters
• Depth: 22 centimeters
• Width: 31 centimeters
• Weight: 1550 grams
• Volume: 26 litres