Osprey Aether Plus 100 Men’s Backpacking Backpack Review

Osprey Aether Plus 100 Men's Backpacking Backpack

Introduction and Key Features

The Osprey Aether Plus 100 Men’s Backpacking Backpack is a true companion for all your outdoor adventures. Designed to keep you prepared and comfortable in the wild, it is tailored with numerous features like a Custom Fit-on-the-Fly Hipbelt, Shoulder Strap, and adjustable torso length for the perfect fit. What’s more, the backpack also comes with an included raincover made with PFC-free DWR and bluesign-approved materials, ensuring that your gear stays dry no matter what Mother Nature throws at you. Need to pack up in a hurry? The top-loader cinch and front panel zip access make packing and unpacking a breeze. Buy it here.

Design and Quality

The Osprey Aether Plus 100 does not compromise on design or quality. Crafted from high-tenacity nylon, this backpack is both robust and lightweight, perfect for long treks. Moreover, the pack is also bluesign-approved and coated with a PFC-free DWR finish, ensuring its durability and eco-friendliness. The removable top lid can be converted into an ultralight daypack, providing added versatility for day trips.

Detailed Analysis

Key Features and Functionality

The Osprey Aether Plus 100 really stands out in terms of its key features. Firstly, the pack’s Custom Fit-on-the-Fly Hipbelt and Shoulder Strap allow for a fine-tuned fit for a variety of body shapes and sizes, making it an incredibly inclusive backpack. The adjustable torso length also aids in achieving a comfortable fit.

Secondly, the backpack features dual zippered hipbelt pockets and stretch mesh side water bottle pockets, ensuring that your essentials and hydration are always within reach.

Last but not least, the Osprey Aether Plus 100 includes a raincover made with PFC-free DWR and bluesign-approved materials. This thoughtful addition ensures your gear remains protected from the elements, a definite boon for adventurers braving unpredictable weather conditions.

Comparison with Similar Products

Compared to other backpacks in its category, the Osprey Aether Plus 100 clearly excels. While most backpacks offer a stable carry, the Aether Plus 100 goes a step further with its beefier frame that is capable of managing the heaviest of loads, setting a new benchmark in terms of comfort and stability. Additionally, the backpack’s inclusive design, catering to different body shapes and sizes, also sets it apart from competitors.

Pros and Cons

Like all products, the Osprey Aether Plus 100 has its strengths and weaknesses.


  • Versatile design with a beefier frame for heavier loads
  • Custom Fit-on-the-Fly Hipbelt and Shoulder Strap for a tailored fit
  • Included raincover made with eco-friendly materials
  • Removable top lid that converts into an ultralight daypack


  • At 6.691 lbs, it’s slightly on the heavier side
  • It might be too large for shorter trips or lighter loads

User Experiences

The Osprey Aether Plus 100 Men’s Backpacking Backpack has been a major game-changer for many of its users. The most common compliment is the backpack’s incredible comfort even when fully loaded, thanks to its adjustable torso length and Fit-on-the-Fly hip belt and shoulder strap. These features truly allow for a custom fit for varying body shapes and sizes.

Users also rave about its versatility. It’s not only useful for long, challenging hikes but also for shorter, more leisurely ones due to its convertible top lid which transforms into a daypack. Several reviews praised this feature, appreciating the bag’s adaptability for different types of outdoor adventures.

One user, Andrew, gave a 4-star review due to difficulty finding items inside the black version of the bag in low-light situations, suggesting the green version instead. This is a useful tip for potential buyers who often pack in low-light conditions.

Meanwhile, a review from ‘D. Fowler’ described the backpack as a reliable partner for a 273-mile long hike along the Long Trail. The review mentioned how multiple family members could use the bag due to its adjustable fitting.

All these testimonials strongly suggest that the Osprey Aether Plus 100 Men’s Backpacking Backpack offers excellent value for its price, being a long-lasting and versatile choice for all sorts of outdoor adventures.

Tips and Tricks

For those planning to buy this backpack, here are a few tips and tricks to maximize its potential:

  1. Use the Fit-on-the-Fly features: Make the most of the adjustable hip belt and shoulder straps. These features can greatly enhance your comfort during long hikes, so take the time to get the perfect fit before you head out.
  2. Utilize the convertible top lid: The removable top lid is not just a bonus feature; it can transform into a daypack, perfect for shorter trips. You might want to leave the main body of the backpack at your base camp and only bring the essentials with you on your day trip.
  3. Keep electronics in a waterproof bag: Since the backpack doesn’t have a designated electronics section, it’s best to store your gadgets in a waterproof bag for extra protection before placing them in the backpack.
  4. Use the hydration reservoir sleeve: Remember, this backpack can fit a hydration reservoir of up to 3 liters, which can be very useful on long hikes where you’ll need to stay hydrated.


Q: Is there a laptop compartment in this backpack? A: No, there isn’t a special compartment for laptops.

Q: Is there any warranty for this backpack? A: Yes, Osprey provides a comprehensive warranty for its products, promising to repair any damage or defect, or replace if necessary.

Q: How much weight can this backpack handle? A: This backpack is designed to comfortably carry a load range between 40 to 70 pounds.

Q: Does this backpack come with a rain cover? A: Yes, the backpack includes a rain cover that’s made with PFC-free DWR and bluesign-approved materials.


In summary, the Osprey Aether Plus 100 Men’s Backpacking Backpack is a versatile, high-quality, and user-friendly product, ideally designed for hikers who are ready for long-distance adventures. While it is an investment, user testimonials, and reviews make it clear that this backpack offers excellent value for money. Its key features, such as the Fit-on-the-Fly hip belt, shoulder strap, and convertible top lid daypack, offer significant benefits that users will appreciate on their hiking trips. Despite minor drawbacks like the lack of a dedicated laptop compartment, the pros significantly outweigh the cons. Hence, if you’re an adventurous spirit looking for a reliable partner for your outdoor excursions, the Osprey Aether Plus 100 could be an excellent choice. Buy it here.

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