When 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. The top loading design features a secure drawcord closure and a fixed top lid with a large main compartment and an underlid zippered mesh pocket with a key clip. Hidden vertical side zip access into the main compartment allows for quick access to contents. A zippered access lower compartment with a floating liner keeps contents organized and accessible. Accessory straps on the lower front panel are perfect for pads or blankets. The included raincover is made with bluesign approved fabrics and treated with DWR made without PFAS. Additional features include zippered front stash pocket, dual zippered hipbelt pockets, side stretch mesh bottle pockets, and an internal hydration sleeve with a hose port in the backpanel.