Regular price $149.99
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Mardy Backpack Pannier (NEW!)

The sturdy Mardy Backpack Pannier is our highest capacity waterproof bike bag, packed full of features for bike outings and grocery shopping. It attaches/detaches to your bike in seconds with super-strong Fidlock® magnetic buckles, then converts to a comfortable backpack or shoulder tote off the bike. Featuring a separate shoe/cold storage compartment, water bottle pockets, integrated raincover, and loads of interior and exterior pockets.

Pre-Order your pannier and save 20% with code PreOrder-Pannier! Pre-orders are expected to ship week of June 21.


Only -1 items in stock!

Your purchase. Your choice. Our donation.

For every Po Campo bag purchased, we give 1% of its MSRP to a charity of your choice.

Mardy Backpack Pannier (NEW!)
Mardy Backpack Pannier (NEW!)
Mardy Backpack Pannier (NEW!)
Mardy Backpack Pannier (NEW!)
Mardy Backpack Pannier (NEW!)
Mardy Backpack Pannier (NEW!)
Mardy Backpack Pannier (NEW!)
Mardy Backpack Pannier (NEW!)
Mardy Backpack Pannier (NEW!)
Mardy Backpack Pannier (NEW!)
Mardy Backpack Pannier (NEW!)
Mardy Backpack Pannier (NEW!)
Mardy Backpack Pannier (NEW!)
Mardy Backpack Pannier (NEW!)
Mardy Backpack Pannier (NEW!)
Mardy Backpack Pannier (NEW!)
Mardy Backpack Pannier (NEW!)
Mardy Backpack Pannier (NEW!)
Mardy Backpack Pannier (NEW!)
Mardy Backpack Pannier (NEW!)

Easy on, easy off - helping to make your life more mobile

Watch How-To Video

Separate shoe/cold storage compartment!

See video of features

All in the details

Attachment style: Fidlock® magnetic buckles and pull-down anchor hook
Capacity: 25 lbs
Critical dimensions: Distance between top of rack and wheel axle should be at least 10”
Fits devices: Most 15” laptops can fit in main compartment
Nighttime visibility: Reflective stripes on straps and sides with area for clip-on bike light.
Pockets: 9 total. Four exterior pockets: one easy access waterproof pocket and two water bottle pockets. Four interior pockets, including organization pockets and a zippered pocket
Size: W 14” x H 17.5” x D 6.5”
Strap details: Adjusts to 52” max
Volume: 28L / 1709 cubic inches
Water resistance: Built-in downpour proof raincover and coated fabrics
Weight: 3 lb

Ready to Ride



Get the Most out of your Bag

This bag's best features

In order to fall in love with a Po Campo bag you need to find out what it all has to offer. Check out our detailed feature videos to see if you would swipe right (oh we mean hit Buy).

Easy On/Easy Off Attachments

Watch this video to learn how to properly attach the Mardy Backpack Pannier - and manage those backpack straps!

See What Fits

This pannier is built to hold it all - watch the video to see.

The perfect bag does exist...

Tired of wishing your bag had just 1 more pocket, or one less strap? Our bags have everything you need, and nothing you don’t.

Phew it's dry

Waterproof vegan fabrics and water-protected zippers keep your stuff dry in the rain.

Fits your bike

There’s a lot of different types of bikes out there! We test our bags on dozens of kinds to make sure it’ll fit yours.

Be Seen

Smartly designed reflective accents for extra visibility at night providing safety when on the road.

Lots of pockets

Po Campo pockets are designed to keep your things in place while you are on the move.

Versatile Straps

With adjustability and multi-functional use, our straps provide a variety of ways to use the bag on or off the bike.

Built to last

10 years of designing functional commuter bags that can withstand global warming and all the elements.