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Travel Backpacks Classic 20L Waterproof Backpack

Classic 20L Waterproof Backpack


  • Sale
  • Regular price $91.99
  • $82.79

Key Product Features

  • Enjoy the best features of a high quality dry bag in a convenient and portable backpack design.
  • Ventilated and padded back panel & shoulder straps make it comfortable for long term carry.

See The Classic 20L Waterproof Backpack In Action

Customer Reviews

Based on 1 review
Marshall R.
Great peace of mind

Love it! We throw everything in here when we head out on our kayaks and don't have to worry about a thing.

Classic 20L Waterproof Backpack

Dry bag protection meets backpack portability with the OverBoard 20 Liter Classic Waterproof Backpack. This dry bag backpack combines the best features of a high quality dry bag with the portability and organization only a backpack can offer. Ideal for any water based activity or hiking in wet climates. Made from durable PVC tarpaulin with reinforced sides and base to protect the contents from water, sand, dirt, and dust. Comfortable for long term wear thanks to the ventilated back panel and padded straps. Includes D-rings for additional attachments and a side mesh pocket.



  • Waterproof backpack combines dry bag features with backpack portability.
  • 100% waterproof 600D PVC tarpaulin material with reinforced sides and base.
  • Easy carry thanks to the ventilated back panel and padded shoulder straps.
  • Adjustable sternum strap.
  • 3 D-rings for additional attachments.
  • Top side carrying handle.
  • External side mesh pocket.
  • Roll top closure.
  • Can handle quick submersion under water without leaking.



  • 17.3" H x 9.4" W x 7.4" D | Volume: 20 liters

Need space for more gear? Also available in 30 liters and 45 liters.


Free domestic shipping for all orders over $15!

Depending on the product and availability, your order should ship in 1-2 business days. You will receive a confirmation email with a tracking number and the carrier when your order ships so you can track your package and know exactly when to expect it. Average transit time is 3-5 days.

We do not offer expedited shipping, but if you need your delivery rushed please contact us at and we will attempt to expedite your order.

Currently we do not ship internationally.

If you bought multiple items they might ship separately.


If you’re unhappy with a product purchased from our store for any reason, return it within 30 days of purchase, no questions asked. We’ll even cover the return shipping.

Our Shipping & Returns page has all of the details.

Our Promise

We want to make sure you’re happy with your product, your purchase, and everything in between. We hope you’ll love every product you buy from Flashpacker Co but understand sometimes things go wrong. When that happens we’ll do everything we can to make it right.

Check out our Satisfaction Guarantee page for the full details.





Born out of the need to protect gear, tech, and valuables from water and sand while adventuring, Overboard dry bags provide the perfect balance of functional waterproofing with practical style & comfort. From compact dry bags to large capacity waterproof backpacks, Overboard 100% waterproof bags are durably built to keep out water, sand, dust, dirt, and snow.

When you need 100% confidence your gear will stay dry, there’s an Overboard waterproof backpack or bag for you. All Overboard products go through stringent testing including temperature, depth, dust & dirt, strength, dunk, weld pressure, repetitive stress, and load break tests.

Product Warranty

A 5 year warranty covers all registered Overboard products. To register your Overboard bag simply go to the registration page once you receive your order to fill out the form. It only takes 1-2 minutes. This warranty covers any material or manufacturing defects. It does not cover wear and tear or damage from misuse.


Overboard Dry Bags

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