Why We Love the Osprey Sirrus 44L Backpack:

The Osprey Sirrus 44L backpack is our top choice for hikers seeking a spacious and well-designed pack. Its standout features include a highly ventilated back panel and an Airspeed mesh suspension system, ensuring optimal airflow during your adventures. The ladder adjustment system allows for easy customization with up to four inches of torso length adjustment. With a generous 44-liter capacity, this backpack is perfect for shorter trips while still providing ample storage options.

Designed with convenience in mind, the Osprey Sirrus 44L includes a rain cover to protect your gear during inclement weather, as well as trekking pole and ice axe attachments for added versatility. The accessory straps are perfect for securing a sleeping pad, and the numerous pockets, including hip-belt pockets, ensure easy access to essentials. Whether you're embarking on a hut-to-hut trek, a supported backpacking trip, or a fast-and-light overnighter, the Sirrus 44L is a reliable companion.

Key Features of the Osprey Sirrus 44L Backpack:

• Women-specific design, tailored specifically for quick overnight trips
• Eco-certified, lightweight yet durable fabrics that meet our high standards
• Fixed lid with a spacious main compartment and zippered mesh storage for organized packing
• Ventilated shoulder straps and hip belt offer enhanced comfort during long hikes
• Top access with a hidden vertical side zipper for easy and wide access to your gear
• Internal hydration sleeve and external stretch bottle pockets for staying refreshed on the go
• Adjustable sternum strap featuring a built-in rescue whistle for safety and peace of mind
• Includes a raincover for added protection and value

Responsible Collection [nylon] bluesign®️ APPROVED, Recycled/Repurposed Material [face fabric] 210D recycled nylon, PFC/PFAS-free DWR finish, [accent, bottom] 420D recycled nylon, PFC/PFAS-free DWR finish

Volume 44L (2685cu in)

Support/Suspension adjustable AirSpeed suspension system, 4mm powder-coated LightWire frame, AirSpeed suspension backpanel

Shoulder Straps die-cut EVA foam, spacer mesh, adjustable sternum strap (whistle buckle)

Waist Belt die-cut EVA foam, spacer mesh, ErgoPull closure

Hydration Compatible internal bladder sleeve (with backpanel hose port)

Reservoir Included no

Access top drawcord, hidden vertical side zip

Pockets [external] 1 zippered front stash, 1 zippered side, 2 side stretch mesh water bottle, 2 zippered lid (one with key clip), 2 zippered hipbelt, [internal] underlid zippered mesh with key clip

Gear Loops front panel lash loops, bottom accessory straps

Ice Axe Carry 1 ice axe loop (with bungee tie-off)

Trekking Pole Carry Stow-on-the-Go attachment

Sleeping Bag Compartment zippered bottom access with floating divider

Rain Cover included, PFC/PFAS-free DWR

Compression dual-side

Weight Capacity 30lb

Dimensions 27.2 x 14.6 x 11.4in

Claimed Weight 3lb 8.3oz

Activity backpacking

Manufacturer Warranty lifetime