DESIGN & DETAILS: Internal HDPE frame sheet delivers rigidity & support Easily tightened & removeable redirect waist belt system Women's specific harness design with patented micro-adjustable Futura Yoke Classic 3-ZIP design for fast & easy access to your equipment Zippered lid pocket keeps essentials organized Zippered pockets on waistbelt for smaller items Water bottle pockets keep water at the ready Compatible with hydration reservoirs (sold separately) Double-layered bottom provides long lasting durability 210D Robic nylon fabric construction YKK(R) zippers Listed as one of Section Hiker's 10 Best Hiking Daypacks of 2020