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35L Expandable Travel Backpack

35L Expandable Travel Backpack

Peak Design

  • Sale
  • Regular price $299.95

Key Product Features

  • Carry on travel backpack expands to fit more gear and compresses into a sleek daypack.
  • Built for maximum carry on size providing the perfect solution for single bag travel on trips of any length.
  • Organize your gear and easily access it thanks to unmatched organization features.

See The 35L Expandable Travel Backpack In Action

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35L Expandable Travel Backpack

When you need a beautifully designed travel backpack that can do it all, look no further than the Peak Design 35 Liter Expandable Travel Backpack. Compressible down to 30 liters with the available compression snaps for optimal daypack use and expandable to 45 liters to fit everything you need for longer trips, this versatile backpack will be at your side for any trip as the perfect single bag travel solution.

This expandable travel backpack is easy to pack and holds its shape, even when empty. The rear full height zippers provide a clamshell opening to the main compartment which offers a spacious packing zone - great with or without packing cubes. Side access zippers let you easily get at items without opening the entire bag and the front pocket offers separated storage. Loaded with smart features including hidden pockets, concealed grab handles, and organization pockets throughout, this will be the last (and best) travel backpack you ever buy. When checking the bag the shoulder straps and hip belt stow away under magnetic covers.



  • Carry on sized with 35 liter capacity but expands to 45 liters when you need extra space then compresses to 30 liters for use as a daypack.
  • 4 way zipper access; top, side, front, and rear.
  • Easy laptop access via dedicated rear pocket and parallel side zipped access to grab specific items from the main compartment.
  • Loaded with internal and external pockets including hidden side zippers and quick access front pocket.
  • Main compartment features a zippered mesh sleeve to divide your contents and keep them organized.
  • External grab handles and concealed carrying straps.
  • Parallel expandable side pockets for water bottles or larger items like a tripod.
  • Luggage handle trolley sleeve.
  • Anti theft security zippers.
  • External straps for additional bulky items.
  • Made with weatherproof 100% recycled 400D nylon canvas shell.



  • 22" H x 13" W x 9.5" D | 35 liters | Weight 4.5 lbs
  • Expanded: 22” H x 13” W x 11” D | 45 liters
  • Compressed: Reduces 6” at the top | 30 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.

Peak Design

Peak Design’s mission is to make the best products in their respective categories through innovation and beautiful craftsmanship. Originally founded with products to help traveling photographers, Peak Design has expanded to a range of bags and accessories for all travelers that make your gear more accessible, organized, and protected.

We love the pioneering design and innovative features that go into all of their products. Every Peak Design backpack, tech pouch, or sling bag is made with practicality in mind and stands out as a category leader.

A certified B Corp, Peak Design ensures all their products go through an ethical supply chain with workers who are paid fairly in safe working conditions. They also donate 1% of sales to environmental non profits and stand up as a champion of addressing global climate change.

Product Warranty

As part of their efforts to reduce waste and limit environmental impacts all Peak Design products are built to last and include a lifetime warranty. This warranty covers manufacturing defects and failures or breakages that render part or all of the product to become non-functional. This does not cover wear and tear from use or damage or failures due to improper use or neglect.

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