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Thule

Thule Aion 40L backpack

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Features of Thule Aion 40L

Product description of Thule Aion 40L backpack

Description summary

Conquer your next adventure with the Thule Aion 40L Travel Backpack. This carry-on compliant pack boasts a removable, TPU-lined rolltop bag, perfect for isolating gym gear or damp items. Dedicated compartments protect your 15.6” laptop and 12.9” tablet, while a water bottle pocket and secure zippered pockets keep essentials organized. Enhance support and access by pairing with the Thule Aion Sling (sold separately). Crafted from durable, water-resistant 100% recycled polyester with a waxed canvas shell, it´s built to last and protect your belongings

Thule Aion 40l Travel Backpack Features A Removable Rolltop Bag And Has The Maximum Capacity Still Classified As Carry-On Compliant, Making It The Perfect Backpack For Air Travel. The Backpack´s Removable Rolltop Bag Has A Tpu Lining That Ensures Odor, Moisture And Dirt Doesn´t Spread To The Rest Of The Bag. It´s Also Easy To Clean And Is Perfect For Storing Sports Gear Or Dirty Clothes. The Carry-On Bag Has Dedicated Areas For Electronics Storage And A Water Bottle Pocket. The Thule Aion Sling (Sold Separately) Can Be Used Together With This Travel Backpack As A Hip Belt For Extra Weight-Bearing Support And Quick Access To Essential Items.


Features:

- Removable Tpu Rolltop Bag Tucks Away After Use And Allows You To Store Items Without Odor, Dirt Or Moisture Spreading To The Rest The Bag
- Compatible With The Thule Aion Sling Bag Which Doubles Up As A Supportive Hip Belt (Sold Separately)
- Zippered Top Pocket Keeps Small Items Secure, Organized And Within Reach
- Padded Storage Protects A 15.6´´ Pc/16´´ Macbook And 12.9´´ Tablet
- Dedicated Water Bottle Pocket Keeps Your Bottle Secure And Within Reach
- Internal Zippered Pocket Stores A Phone, Charger And Other Small Items During Travel
- Internal Compression Straps Keep Items Secure During Travel
- Exterior Zipper Sliders Can Be Locked Together For Added Security
- Compliant With Most Airlines Carry On Requirements
- Outer Shell Fabric, Lining, And Mesh Are Made Of 100% Recycled Polyester From Recycled Plastic Bottles
- The 600d Waxed Canvas Shell Fabric Is Highly Durable And Includes A Water-Resistant Coating Free Of Toxic Pfcs That Repels Moisture, Dirt, And Stains


Specifications:

- Dimensions (Lxwxh): 33 X 23 X 52 Cm
- Weight: 1.450 Kg
- Volume: 40 L

Specifications

Manual

Technical specifications of Thule Aion 40L

  • Capacity

    40 L

  • Weight

    1.450 Kg

  • Material density

    600d Waxed Canvas

  • Hydration system compatible

    Yes

  • Back panel ventilation

    Yes

  • Color

    Green

  • Capacity

    31-40 L

  • Gender

    Men

  • Gender

    Women

  • Age

    Adult

  • Recommended Use

    Hiking

  • Structure

    Frameless

Features of Thule Aion 40L

Color Green

Color

Green

Capacity 31-40 L

Capacity

31-40 L

Gender Men

Gender

Men

Women

Women

Age Adult

Age

Adult

Recommended Use Hiking

Recommended Use

Hiking

Structure Frameless

Structure

Frameless

Key differentiators

Carry-on compliant 40 L capacity with dedicated padded compartments for a 15.6” laptop and a 12.9” tablet.

Compatible with the Thule Aion Sling (sold separately) to add a supportive hip belt for improved weight distribution.

Constructed with a durable, water-resistant waxed canvas shell and recycled materials for the outer shell, lining, and mesh.

Features a removable, TPU-lined rolltop bag for separating dirty or damp items from the main compartment.

Includes internal compression straps and lockable exterior zippers for enhanced security during travel.

Technology in Thule Aion 40L backpack

Energy rating

Warnings

/ 5

1 Reviews

What our customers are saying about Thule Aion 40L backpack

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Include AI Generated questions and answers

2026-10-27

Generated by AI and verified

Thule Aion 40L backpack

Is the Thule Aion 40L backpack made from sustainable materials?

Answer of Generated by AI and verified

Yes, this backpack is constructed with recycled synthetic materials. The outer shell fabric and lining are made from 100% recycled polyester, making it a more eco-conscious choice for your travels.

* Generated by AI based on customer and product data

2026-10-27

Generated by AI and verified

Thule Aion 40L backpack

What is the main purpose of the removable rolltop bag inside the Thule Aion backpack?

Answer of Generated by AI and verified

The removable rolltop bag is designed to separate dirty or damp items from the rest of your belongings. It features a TPU lining that prevents odor, moisture, and dirt from spreading. It's perfect for storing gym gear or used clothing during your travels.

* Generated by AI based on customer and product data

2026-10-27

Generated by AI and verified

Thule Aion 40L backpack

Is the Thule Aion 40L backpack suitable for air travel?

Answer of Generated by AI and verified

Yes, the Thule Aion 40L backpack is designed to have the maximum capacity that is still classified as carry-on compliant for most airlines. This makes it an excellent choice for air travel.

* Generated by AI based on customer and product data

2026-10-27

Generated by AI and verified

Thule Aion 40L backpack

Is the Thule Aion 40L Backpack worth buying for frequent travelers?

Answer of Generated by AI and verified

The Thule Aion 40L Backpack is a great choice for frequent travelers due to its carry-on compliant size and durable, water-resistant construction. Its dedicated compartments for electronics and removable rolltop bag make it versatile for various travel needs.

* Generated by AI based on customer and product data

2026-10-27

Generated by AI and verified

Thule Aion 40L backpack

What is the capacity of the Thule Aion backpack?

Answer of Generated by AI and verified

The Thule Aion backpack has a total volume and capacity of 40 liters, making it suitable for hiking and travel.

* Generated by AI based on customer and product data

2026-10-27

Generated by AI and verified

Thule Aion 40L backpack

Is this backpack water-resistant?

Answer of Generated by AI and verified

Yes, the Thule Aion 40L backpack is water-resistant. It features a waxed canvas shell made from 100% recycled polyester, which helps protect your belongings from light moisture.

* Generated by AI based on customer and product data

2026-10-27

Generated by AI and verified

Thule Aion 40L backpack

What kind of internal organization does this backpack offer?

Answer of Generated by AI and verified

The backpack includes several organizational features. It also has a zippered top pocket, an internal zippered pocket for small items like a phone and charger, and a dedicated water bottle pocket.

* Generated by AI based on customer and product data

2026-10-27

Generated by AI and verified

Thule Aion 40L backpack

Are there any security features on the Thule Aion 40L backpack?

Answer of Generated by AI and verified

Yes, for added security, the exterior zipper sliders on the main compartment can be locked together. Please note that a lock is not included.

* Generated by AI based on customer and product data

2026-10-27

Generated by AI and verified

Thule Aion 40L backpack

Can I use the Thule Aion 40L backpack for hiking?

Answer of Generated by AI and verified

Absolutely. This backpack is designed for hiking use. Its 40L capacity provides ample space for gear, and it features internal compression straps to keep your items secure while on the move.

* Generated by AI based on customer and product data

2026-10-27

Generated by AI and verified

Thule Aion 40L backpack

Is this backpack suitable for both men and women?

Answer of Generated by AI and verified

Yes, the Thule Aion 40L backpack has a unisex design and is intended for adults, making it suitable for a wide range of users.

* Generated by AI based on customer and product data

2026-10-27

Generated by AI and verified

Thule Aion 40L backpack

What size laptop can fit in the Thule Aion 40L backpack?

Answer of Generated by AI and verified

It also has a separate compartment for a 12.9-inch tablet.

* Generated by AI based on customer and product data

2026-10-27

Generated by AI and verified

Thule Aion 40L backpack

How does the Thule Aion 40L Backpack compare to the Thule Aion 28l Backpack?

Answer of Generated by AI and verified

The Thule Aion 40L Backpack offers a larger capacity, making it more suitable for longer trips or those needing extra space. Both backpacks share similar durable and water-resistant materials, but the 40L version provides more room for additional gear.

* Generated by AI based on customer and product data

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Use cases

Multi-Day Hiking & Trekking 90% Fit

With a generous 40 L capacity, this backpack is engineered for multi-day hiking trips, allowing you to carry all necessary gear. Its water-resistant properties provide protection for your equipment in unpredictable weather conditions.

40 L capacity,Water-resistant construction

Adventure Travel & Backpacking 90% Fit

The Thule Aion's 40 L volume makes it an ideal carry-on size for flights, while still offering ample space for adventure travel. The frameless structure enhances its versatility and packability for various modes of transport.

40 L volume,Frameless structure,Water-resistant material

Outdoor Pursuits 80% Fit

For the environmentally aware adventurer, this backpack is a prime choice. It's constructed from recycled materials, allowing you to pursue your hiking and travel goals while minimizing your environmental footprint.

Made with recycled materials,Durable synthetic fabric

All-Weather Day Hiking 85% Fit

This pack is well-suited for long day hikes where weather can be a factor. The water-resistant fabric helps protect contents from light rain and moisture, ensuring your gear stays drier during your excursion.

Water-resistant,Intended for hiking

Best for

Best for Performance-Focused Hikers

This backpack is built for serious outdoor use. Its generous 40L capacity is ideal for multi-day trips, while the water-resistant construction offers protection from the elements. The frameless design supports mobility on the trail, making it a solid choice for hikers who need reliable, high-performance equipment.

Based on: capacity: 40 L, Intended use: hiking, Water resistance: water-resistant, Structure: frameless

Ideal for Eco-Conscious Adventurers

This backpack aligns with a commitment to sustainability by utilizing recycled materials in its construction. With a 40L capacity and water-resistant properties, it offers the performance needed for hiking and travel, allowing you to explore with gear that reflects your environmental values.

Based on: material: recycled_materials, synthetic, Capacity: 40 L, Water resistance: water-resistant

A Top Choice for Organized Travelers

Engineered for versatility, this pack's 40L volume provides ample space for gear, while its durable, water-resistant synthetic materials ensure protection. It's an excellent choice for travelers who need a single, reliable bag that can handle the demands of hiking and the organizational needs of travel.

Based on: Top Benefit: Organizational Features, Capacity: 40 L, Material: synthetic, Water resistance: water-resistant

Benefits

FunctionalBuilt to Withstand the Elements

Constructed from a durable, waxed canvas shell fabric, this backpack is built to last. It features a water-resistant coating that repels moisture, dirt, and stains, helping to protect your belongings in various weather conditions.

Water resistance: water-resistant

Ideal buyer profiles

The Enthusiast

This individual is passionate about hiking and outdoor activities. They seek reliable, functional gear that supports their active lifestyle and can withstand the elements during their adventures.

The Thule Aion 40l Backpack is an excellent choice for the users. Its 40L capacity is ideal for day hikes or light overnight trips, and the water-resistant synthetic materials offer protection from light rain. As a frameless backpack designed for hiking, it provides the mobility needed on varied terrain.

The Premium-Focused Buyer

This buyer prioritizes quality, brand reputation, and thoughtful design in their purchases. They are willing to invest in products that offer superior performance, durability, and features that align with their values, such as sustainability.

With its reputable Thule branding and construction from recycled and synthetic materials, the Aion 40l backpack meets the standards of a premium-focused buyer. The water-resistant design and specific `intended_use` for hiking signal a well-designed product built for performance and longevity, justifying the investment.

Competitive features

When evaluating the Thule Aion 40L Backpack against other options, its primary distinction lies in its generous capacity and travel-focused features. While many alternatives in this category offer smaller volumes, the Aion provides a substantial 40 liters, making it suitable for longer trips or carrying more gear. Its design is specifically tailored for air travel and versatile use, setting it apart from more specialized hiking or daypacks.

Where it excels

The design includes travel-specific features not commonly found in standard hiking packs, such as dedicated padded compartments for a 15.6” laptop and 12.9” tablet, and a removable TPU-lined rolltop bag to separate dirty or damp items. Constructed from water-resistant, 100% recycled polyester with a waxed canvas shell, this backpack emphasizes durability and weather protection while using recycled materials.

Consider alternatives if...

Verdict

The Thule Aion 40L Backpack is an excellent choice for travelers and commuters who need a versatile, high-capacity carry-on. Its thoughtful organization, including dedicated electronics protection and a removable bag for wet gear, makes it highly functional for air travel and daily adventures. While designated for hiking, its feature set is particularly strong for those blending travel, work, and recreation.

Specs comparison

Favorite On Favorite Off
Favorite On Favorite Off
Materialrecycled_materials, syntheticsyntheticnylon
Water Resistancewater-resistantwater-resistant-
Capacity40 L32 L40 L
Intended Usehikinghikinghiking
Volume40 L28 L40 L
StructureframelessFramelessFrameless

Specs vs competitors

Favorite On Favorite Off
Favorite On Favorite Off
Favorite On Favorite Off
Favorite On Favorite Off
Favorite On Favorite Off
Materialrecycled_materials, syntheticrecycled_materials, polyesterpolyamide, polyester, recycled_materialspolyamidepolyamide-
Water Resistancewater-resistantYeswater-repellent--DWR treatment made without PFAS
Capacity40 L25.0 L38l32.0 L30 L26 L
Intended Usehikinghikinghikinghikinghikinghiking
Type Of Rucksack Backpack Holdallbackpack-backpack-backpackbackpack
Volume40 L25 L38 L3230 L26 L
StructureframelessFramelessframelessframelessFramelessFrameless
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