The Osprey Sirrus™ 36 is a ventilated 36L women’s hiking pack designed for extended day walks and short overnight trips. Its AirSpeed™ trampoline suspension uses a suspended mesh backpanel and LightWire perimeter frame for cooling airflow and stable load carry, supported by an adjustable harness and a snug ErgoPull hipbelt. Packing is simple with top-loading access and a lid, while a zippered lower compartment and smart pocket layout keep gear organised. With an integrated raincover, hydration reservoir sleeve, Stow-on-the-Go trekking pole attachment and durable recycled bluesign® APPROVED fabrics with PFAS-free DWR, it’s ready for varied conditions on the track. 

Features

• Top-loading main compartment with cinch closure and top lid
• Fixed top lid with large compartment and underlid zippered pocket with key clip
• Zippered bottom access to separate, collapsible compartment
• Removable sleeping pad/accessory straps
• Included raincover stores in pocket at base of pack
• Large, vertical-zip front stash pocket is perfect for extra layers
• Two zippered hipbelt pockets keep snacks, phone or other small items handy
• Stretch side pockets carry water bottles or other quick-access items
• Internal sleeve with hose routing port and Hydraclip for easily hanging hydration reservoir
• Upper and lower side compression straps stabilize load
• Adjustable sternum strap with magnetic closure
• Stow-on-the-Go trekking pole attachment
• Ice tool loop with bungee tie-off
• Front panel lash loops for attaching extra gear