Osprey Sirrus 36 Women's Hiking Pack

The Osprey Sirrus 36 Women's Hiking Pack is designed for when a simple day hike turns into a bigger adventure. Offering the perfect balance of comfort, ventilation, and carrying capacity, this mid-sized pack is ideal for longer day missions, hut trips, and lightweight overnight adventures. Featuring Osprey's highly ventilated AirSpeed™ suspension system, a women's-specific fit, and a durable recycled construction, the Sirrus 36 delivers exceptional comfort when you're carrying more gear and spending longer days on the trail.

Key Features & Benefits

• 36L capacity – The ideal size for extended day hikes, hut trips, and lightweight overnight adventures.
• Women's-specific fit – Designed with a tailored harness and hipbelt system for improved comfort and stability.
• AirSpeed™ ventilated suspension system – Keeps airflow moving between your back and pack while providing a supportive carry.
• Adjustable torso length – Injection-moulded ladder adjustment system provides 10cm of torso adjustability for a personalised fit.
• LightWire™ peripheral frame – The taller, wider 4mm powder-coated frame improves stability and extends the fit range.
• 3D-tensioned breathable mesh backpanel – Provides excellent ventilation while maintaining close-to-body support.
• Ventilated harness and hipbelt – Die-cut EVA foam wrapped in SpacerMesh delivers comfort in all weather conditions.
• Load carrying capability – Designed to comfortably carry loads between 7–14kg.
• Top-loading design – Secure drawcord closure provides easy access to the main compartment.
• Side-zip access – Allows quick access to gear without needing to unpack from the top.
• Integrated raincover – Keeps your gear protected in wet weather and is made with PFC/PFAS-free DWR and bluesign® approved materials.
• Stow-on-the-Go™ trekking pole attachment – Quickly store trekking poles while moving.
• Hydration compatible – Internal hydration sleeve with hose port keeps water accessible on the move.
• Multiple storage options – Includes hipbelt pockets, stretch mesh bottle pockets, front stash pocket, and lower compartment for easy organisation.
• Recycled materials – Made using durable recycled nylon with PFC/PFAS-free DWR treatment.

Who Is It For?

The Osprey Sirrus 36 is perfect for women who need more capacity than a standard day pack but don't want the bulk of a full backpacking pack. It's ideal for longer hikes, New Zealand hut trips, Great Walk day sections, alpine day adventures, and lightweight overnight missions where comfort and organisation are essential.

Specifications

• Capacity: 36L
• Weight: 1.43kg
• Dimensions: 68 x 37 x 27cm
• Load Range: 7–14kg
• Fit: Women's-specific
• Suspension: AirSpeed™ ventilated suspension system
• Frame: 4mm powder-coated LightWire™ peripheral frame
• Harness: Die-cut EVA foam with SpacerMesh
• Hydration Compatible: Yes
• Raincover: Included
• Main Fabric: 210D recycled honeycomb nylon with PFC/PFAS-free DWR
• Bottom & Accent Fabric: 420D recycled nylon with PFC/PFAS-free DWR
• Recommended Use: Extended day hikes, hut trips, lightweight overnight adventures

Why Choose the Osprey Sirrus 36?

The Sirrus 36 bridges the gap between a day pack and a full backpacking pack. Its breathable AirSpeed™ suspension keeps you comfortable on longer adventures, while the adjustable fit system ensures the pack stays stable when carrying extra gear. Durable, versatile, and made with recycled materials, it's a dependable choice for hikers who like to go further.

Frequently Asked Questions

Is the Osprey Sirrus 36 suitable for overnight hikes?
Yes. With 36L of capacity, it is well suited to lightweight overnight trips, hut stays, and adventures where you don't need to carry a full camping setup.

What is the difference between the Sirrus 24 and Sirrus 36?
The Sirrus 24 is a lighter day hiking pack, while the Sirrus 36 offers additional capacity, improved load carrying, and more features for longer adventures.

Does the Sirrus 36 include a raincover?
Yes. The Sirrus 36 includes an integrated raincover made with PFC/PFAS-free DWR and bluesign® approved materials.