Osprey Stratos 44 Mens Pack

The Osprey Stratos 44 Men's Pack is built to keep you moving comfortably, even when the trail turns tough. Designed for hikers who like to have a place for everything, this mid-sized pack blends thoughtful organisation with a light, airy feel, making it ideal for technical day hikes or light overnight adventures.

At the heart of its comfort is the AirSpeed suspension system, featuring a tensioned 3D-mesh backpanel that creates space between your back and the pack. This allows for exceptional airflow, helping you stay cool and comfortable while maintaining a stable, supportive carry on steep or demanding terrain.

With a top-loading main compartment and multiple access points, including a hidden side zip, reaching your gear is simple and efficient; there's no need to unpack everything to find what you need. When the weather shifts, the integrated raincover is ready to deploy, offering quick protection so you can keep moving with confidence.

Crafted as a bluesign product using 100% recycled materials and a PFAS-free DWR finish, the Stratos 44 balances durability with a more sustainable approach. From organised storage to breathable comfort, it’s a reliable companion for those who want performance without compromise.

Key Features

Advanced Access: Top-loading main compartment with cinch closure and lid, plus hidden side-zip access for easy reach to gear mid-pack
Comfortable Support: AirSpeed suspension with seamless 3D-mesh backpanel delivers breathable, stable, and comfortable carry.
Weather Ready: Included raincover stored at the base provides quick protection during unexpected rain.
Lid Organisation: Fixed top lid with large compartment and under-lid zippered pocket with key clip for securing small valuables.
Enhanced Storage: Large hidden side-zip pocket and vertical-zip front stash pocket offer additional storage for layers and essentials.
Overnight Ready: Zippered bottom access to a separate sleeping bag compartment with removable sleeping pad/accessory straps.
Essential Convenience: Two zippered hipbelt pockets for small items and stretch side pockets for water bottles or quick-access gear.
Hydration and Tools: Internal sleeve with hose routing and Hydraclip, plus Stow-on-the-Go trekking pole attachment and ice tool loop with bungee tie-off.
Load Stability: Upper and lower side compression straps stabilise your load, paired with an adjustable sternum strap with magnetic closure.
Gear Customisation: Front panel lash loops allow you to attach additional gear externally.

While both offer comfort, the AirSpeed Suspension on the Stratos 44 uses a tensioned 3D-mesh that creates a physical gap between your back and the pack for maximum ventilation, whereas AirScape (found on the Kestrel) sits closer to the body for a more stable, integrated fit.

The Stratos 44 features a Hidden side-zip secondary access to main compartment, allowing you to reach items buried in the middle of your pack without unpacking everything.

Absolutely. It features an Internal sleeve with hose routing port and Hydraclip for easily hanging a hydration reservoir, keeping your water secure and accessible.

You are covered—there is a Raincover Included that is stored in a dedicated pocket at the base of the pack for instant deployment.

Brand : Osprey

SKU: OSPR-stratos44-m

Model # : stratos44-m

Gender : Mens

Pack Volume : 40-59L

Product Family : Osprey Stratos Sirrus

Volume : 44L

Dimensions : 75H X 34W X 30D CM

Weight : 1.66kg

Free shipping on orders over $140 to Australia*

Shipping on small orders (under $140) only $9.95

Shipping on all orders to NZ only $9.95

Express shipping to Australia & NZ only $15

Standard Shipping (AU) – FREE on orders over $140 and $9.95 on orders under $140. Orders are dispatched within 1 business day. Click here for shipping delivery times

Select ‘Standard Shipping – Auspost Only’ if you would prefer your parcel is sent with Auspost. Otherwise it will be shipped with any of our available carriers. Auspost Only shipping is not available on some very heavy/bulky orders.

Express Shipping (AU/NZ) – Need it faster? Express Shipping is available for $15. Express Shipping is not available on heavy/bulky orders. Orders placed before midday on business days are usually dispatched same day (otherwise within 1 business day). Delivery times in the table below.

Click and Collect – Shop online and collect in our Milton, Brisbane store, free for all orders. Orders are usually ready within 2 hours (during opening hours). Click here for address and opening hours.

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Osprey Packs are covered by Osprey's All Mighty Guarantee and will be repaired if faulty. Replacement may be offered if repair is not possible. Osprey Hydraulics Bladders covered by limited 1 year manufacturing defect warranty. Hydraulics Bladders & Soft Flasks: please visit https://support.hydrapak.com/hc/en-us/categories/115002258407-Warranty to lodge a direct warranty claim.

If you have selected the wrong product/size for you, or want to exchange/return for any reason except for warranty or our error, this is referred to as a 'change of mind' return.
Not all products are eligible for change of mind returns (click here for excluded products).
Once you submit a Return Request, we will provide return instructions via email (along with a prepaid return label if applicable). Please wait to receive this before returning any items (Try 2 Anything excluded)
Change of mind returns can be resolved by your choice of exchange, full store credit, or a refund. Refunds are subject to a $19.95 admin fee.

For a full overview of our returns and warranty policies, see Returns and Warranties

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More About this Product Family

Osprey Stratos | Sirrus

Ventilated hiking backpacks for day treks & overnight adventures

The Osprey men’s Stratos and women’s Sirrus hiking backpack and daypack family combines load stability with high breathability for when the trail intensity or mercury rises.