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Product guide

Thule Chasm 26L Backpack, Black

Black: The Thule Chasm backpack is a 26L travel and everyday pack with a padded laptop sleeve, multiple organizer pockets, and recycled fabrics. Its listing describes a weather-resistant front panel and base, not a fully waterproof construction.

At a glance

Elevated, thickly padded laptop sleeve. The feature listing cites a 16-inch MacBook, while manufacturer content also specifies a 15.6-inch PC or 15-inch MacBook.
Side zipper provides access to the laptop compartment.
Top zippered pocket is described as soft-lined, with mesh walls for small essentials.
Organizer panel has a soft-lined mesh pocket, slip pockets, and space for a power brick.
Contoured breathable shoulder straps, padded back panel, and adjustable sternum strap are listed.
Expandable side pocket, daisy chains, and a bike-light attachment loop are described.

Price

$118.95Save 26%

Reference price: ~~$159.95~~

Price checked: Nov 14, 2026

View offer

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Pros and cons

Pros

26-liter capacity with a dedicated padded laptop sleeve and several listed organization areas.
Recycled materials are claimed for the exterior and interior fabrics, webbing, and mesh.
A side-access laptop zipper and a quick-access top pocket can make frequently used items easier to reach.
The weather-resistant front panel and base offer some protection from exposure without implying a waterproof bag.

Technical specifications

23 specifications

Identity and capacity
Brand	Thule
Model	Chasm
Capacity	26 liters
Color	Black
Product type	Laptop Backpack
Dimensions	12.0" x 8.5" x 19.5"

Carry and organization
Weight listed	2 pounds
Maximum compatible device size	16 inches
Number of pockets	6
Number of compartments	4
Pocket description	Slip Pocket
Laptop access	Side zipper

Materials and protection
Water resistance listed	Water Resistant
Outer material	Nylon
Lining	recycled polyester\| PFC-free DWR treatment
Recycled fabric claim	All the exterior and interior fabrics, webbings, and mesh are made of 100% recycled materials
Weather-resistant construction	Protect contents from the elements with a durable, weather-resistant front panel and base
Shell type	Soft Shell

Use and care
Recommended use	Travel
Care instructions	Machine Wash
Closure	Zipper
Style number	3204981
Warranty description	Limted Lifetime

What to know before buying

Listing details to confirm

Laptop-fit claims differ: one feature specifies a 16-inch MacBook, while manufacturer content states 15.6-inch PC or 15-inch MacBook. The listing also describes the laptop sleeve as elevated and thickly padded but does not confirm fit for every device of those screen sizes. Confirm your device dimensions before buying. Water resistance is claimed for the pack and weather resistance specifically for the front panel and base, with no waterproof rating provided.

What’s in the box

Included

Laptop backpack

Who is it for?

A good fit for

Travelers wanting a 26-liter backpack with a laptop sleeve and organized accessory storage.
People carrying a laptop, small essentials, and a power brick who value side access and a quick-access pocket.
Buyers seeking a pack with manufacturer-claimed recycled fabrics and weather-resistant panels for everyday exposure.

Less suited to

Anyone needing a confirmed waterproof pack or protection rating for heavy rain.
Buyers who need an assured fit for a particular laptop without checking the device dimensions against the sleeve.

Thule Chasm 26L Backpack, Black · photo 2 — Additional product photo 2

Customer reviews on Amazon

4.6 / 5 · 223 ratings

5 stars75%75%
4 stars16%16%
3 stars5%5%
2 stars2%2%
1 star2%2%

Customer feedback highlights build quality, storage organization, compact size, versatility, design, fit, and water resistance. Those reports align with the listed 26-liter capacity, organizer areas, padded laptop sleeve, and weather-resistant panels, though they are customer perceptions rather than performance guarantees. Zipper quality receives mixed feedback, so buyers who expect frequent daily opening may want to weigh that concern. Aggregate ratings are mostly favorable but do not establish how the pack will perform for a specific use.

Positive themes

Customers describe the backpack as well-built and appreciate its storage capacity, organizing pockets, and compact size.
Customers report positive impressions of its versatility, design, fit, and water resistance.

Mixed feedback

Zipper quality receives mixed customer feedback.

Frequently asked questions

What laptop size does the Thule Chasm backpack fit?

The listing's claims are inconsistent. A feature cites a 16-inch MacBook, while manufacturer content specifies a 15.6-inch PC or 15-inch MacBook. Check your device dimensions and the selected listing before purchase.

Is this backpack waterproof?

The listing calls it water resistant and describes a weather-resistant front panel and base. It does not provide a waterproof rating, so it should not be treated as waterproof.

What organization features are listed?

The listing specifies six pockets and four compartments. It also describes a top zippered pocket, an organizer panel with mesh and slip pockets, and space for a power brick.