The Osprey Sirrus 36 is a ventilated multi-daypack with an included raincover.MaterialRecycled 210D NylonFeaturesIncluded raincover made with PFC/PFAS-free DWR and bluesign approved materialsZipped front stash pocketDual zipped hipbelt pocketsSide stretch mesh bottle pocketsInternal hydration sleeve with hose port in backpanelStow-on-the-Go trekking pole attachment with new soft-touch tubesDual side compression strapsSingle ice axe loop with bungee tie-offsFront panel lash loops for attaching extra gearTop loading design with a secure drawcord closureFixed top lid with large main compartment and underlid zipped mesh pocket with key clipHidden vertical side zip access into main compartment for quick access to contentsZipped access lower compartment with a floating liner keeps contents organised and accessibleAccessory straps on lower front panel are perfect for pads or blanketsA closer lookWhen day hikes stretch out into more committing endeavors, the Sirrus 36 women's hiking pack is the perfect in-mid-size option. Its top-loading design, topped by a fixed top lid, helps make packing a breeze. Plus, with its highly ventilated AirSpeed suspensions system and just enough volume to empower your bigger pursuits, it inspires long days and lightweight nights exploring our more rugged trails, rain or shine. Made with 100% recycled materials. Osprey Womens Sirrus 36 Rucksack - Muted Space Blue