The Osprey Sirrus 36 Womens Pack is designed to make every step on the trail feel lighter, cooler, and more supported. Built specifically for a women’s fit, this technical daypack seamlessly blends comfort and performance, making even demanding hikes and light overnight trips feel effortlessly manageable.

At the heart of its design is the AirSpeed suspension system, featuring a tensioned 3D-mesh back panel that promotes continuous airflow, helping you stay cool even on steep ascents. The adjustable torso length, combined with a women ’s-specific harness and hipbelt, creates a stable, body-hugging fit that distributes weight evenly and moves naturally with you across uneven terrain.

Packing is made refreshingly simple with wide dual-zip panel access, offering suitcase-style organisation so you can quickly find what you need without unpacking everything. Built from 100% recycled materials and equipped with an integrated raincover, the Sirrus 34 is ready to handle changing conditions while supporting more sustainable adventures.

With smart storage, hydration compatibility, and trail-ready attachment points, this pack is made to keep up, delivering breathable comfort, dependable durability, and practical organisation wherever your journey takes you.

Key Features

  • Customised Support: AirSpeed suspension system with adjustable torso length and breathable 3D-mesh backpanel delivers a cool, stable, and supportive fit
  • Ergonomic Design: Womens-specific harness and hipbelt provide a comfortable, body-contouring fit for balanced load distribution
  • Easy Access: Wide dual-zip panel access to the main compartment allows simple packing and quick gear retrieval
  • All-Weather Ready: Included raincover stored at the base offers instant protection against sudden weather changes
  • Dedicated Storage: Zippered top pocket with key clip and small front panel pocket keep essentials like sunglasses or phone secure
  • Overnight Capability: Zippered bottom access to a separate compartment with removable sleeping pad and accessory straps supports light overnight trips
  • Quick-Reach Pockets: Large vertical-zip front stash pocket and two zippered hipbelt pockets keep essentials close at hand:
  • Hydration Integration: Internal sleeve with hose routing port and Hydraclip allows easy hydration reservoir setup
  • Technical Attachments: Stow-on-the-Go trekking pole attachment, ice tool loop with bungee tie-off, and front panel lash loops for extra gear
  • Load Stability: Upper and lower side compression straps stabilise your load alongside an adjustable sternum strap with magnetic closure
  • Versatile Sides: Stretch side pockets provide convenient storage for water bottles or quick-access items

Yes, this pack features a specialized Harness and Hipbelt tailored to the female form, ensuring a more ergonomic and comfortable fit for narrower shoulders and contoured hips.

The AirSpeed Suspension uses a tensioned 3D-mesh backpanel to create a physical gap between your back and the pack, providing maximum airflow to keep you cool during strenuous activity.

Absolutely—the Wide, dual-zip panel access to main compartment allows the pack to open like a suitcase, making it simple to organize and find your gear instantly.

You’re prepared with a Raincover Included that is conveniently stored in a dedicated pocket at the base of the pack for fast, easy deployment.

It is highly versatile, featuring Zippered bottom access to separate, collapsible compartment for a sleeping bag and Removable sleeping pad/accessory straps.

The signature Stow-on-the-Go trekking pole attachment lets you tuck your poles away under your arm quickly without ever needing to remove your pack.

Brand : Osprey

Model # : OSP1001

Loc : CD

Gender : Womens

Pack Volume : 20-39L

Product Family : Stratos Sirrus

Volume : 36L

Dimensions : 65H X 34W X 33D CM

Weight : 1.49 KG

Free shipping on orders over $100 to Australia & NZ*
Shipping on small orders (under $100) only $9.95
Express shipping to Australia & NZ only $15

Standard Shipping (AU/NZ) – FREE on orders over $100 and $9.95 on orders under $100. 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.

Terms and conditions apply, click here for a full overview of our shipping policies

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). Final Clearance products are not eligible for change of mind returns.
  • 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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