Fit & Design: Rucksack-style pack is made from extra-tough, bluesign(R)-approved fabrics with PFAS-free durable water repellent (DWR) treatment for wet protection AirScape(R) back panel offers updated adjustable torso lengths and features an injection-molded framesheet for a stable, breathable, close-to-body carry Atilon framesheet spreads load across the entire back panel to the peripheral frame; mesh-covered ridged foam allows for ventilation while keeping the load close to the body Soft, edgeless padded mesh offers a soft, breathable contact surface and large load support Dual quick-release upper side compression straps with axe/trekking pole capture, along with dual lower side compression straps, help secure your load Dual front panel daisy chains for attaching extra gear Stow-on-the-Go trekking pole attachment and dual ice tool loops Adjustable sternum strap with rescue whistle Top lid with large, zippered pocket Top panel lash points and zippered mesh pocket with key clip under lid provide additional gear storage Front panel shove-it pocket with stretch mesh gussets Internal reservoir sleeve with Hydraclip for easier reservoir hanging (reservoir not included) Zippered sleeping bag compartment with floating divider Removable sleeping pad straps Included raincover is made with bluesign-approved fabrics and DWR treatments made without PFAS; stores in a zippered pocket at base of pack Additional Details: Includes raincover