As the largest volume in the Sirrus series, the women’s specific Sirrus 50 offers proven AirSpeed™ ventilated suspension system in a volume perfect for overnight to weeklong backpacking trips.
NOTE: Find in Store Inventory levels are continuously changing. Please contact store to confirm availability is as shown.
- Upper Side Compression Straps - Dual upper side compression/carry straps provide load stabilization and additional external carry options
- Stow-on-the-Go™ Trekking Pole Attachment - Osprey’s unique Stow-on-the-Go™ system allows users to tuck away trekking poles quickly without having to remove their packs
- Mesh Side Pockets with InsideOut™ Compression - Dual side stretch mesh pockets with InsideOut™ compression allow for extra tension and more secure loads in the side pockets
- Zippered Hipbelt Pockets - Dual zippered hipbelt pockets provide secure storage for often needed items
- Tool Attachment - A single tool attachment loop with stowable bungie tie-off keeps external tools secure
- Sleeping Pad Straps - Adjustable and removable sleeping pad straps provide secure extra carry
- Floating Top Lid - A removable floating top lid with twin zippered pockets provides extra organization and can be detached to shave weight
- Front Panel Access - Zippered panel load access to main compartment storage
- Sleeping Bag Compartment - Wide mouth access sleeping bag compartment with divider compresses and stores bulky loads
- Top Load Access - Top load access through a drawstring closure to main compartment
- Volume: 50L
- Weight: 3.26lbs. / 1.48kg.
- Dimensions: 25 x 13 x 14" / 63 x 33 x 35cm.
- Load Range: 25-40lbs. / 11-18kg.
- Fabrics: Main (210D Nylon Dobby) Accent (420D Nylon Shadow Box) Bottom (210D Nylon Dobby)
- Leaves the warehouse in 1-7 business days depending on order volume.
- Items may be returned within 60 days of the order date to an Atmosphere retail store or an Atmosphere warehouse. Items must be returned unused/unworn and electronics unopened. See Online Return Policy and Return Instructions for more information.
- Note: Shipping restrictions may apply based on location and product size.