For day hikes where you need to prepare for anything and pack accordingly, the higher-volume Sirrus 34 makes for a rugged choice. Its sustainably produced panel-loading design makes organizing and packing your hiking gear convenient, while its AirSpeed® suspension system, tailored for women's-specific fit, keeps everything feeling light and breezy, no matter where the trail takes you. Plus, should the forecast call for rain, carry on with confidence using the included raincover. LOAD RANGE 15 - 30 lbs. SIZE VOLUME DIMENSIONS WEIGHT O/S 2075 IN3 / 34 L 22.44H X 14.17W X 10.63D IN. 3.038 LBS. FABRIC MAINbluesign® approved 210D recycled honey comb nylon, PFC/PFAS-free DWRACCENTbluesign® approved 420D recycled nylon, PFC/PFAS-free DWRBOTTOMbluesign® approved 420D recycled nylon, PFC/PFAS-free DWR