Gregory Mountain Products Baltoro 100 Pro Backpacking Backpack

[FreeFloat A3 suspension system with dynamic flex panels and auto rotating shoulder straps that move with the natural movements of your body AirCushion Foamless backpanel provides true breathability eliminates pressure points and moisture-wicking cooling benefits 3D shoulder harness and hipbelt construction eliminates wrinkling and hot spots to provide hotspot free body-hugging comfort All suspension components treated with Polygiene Stays Fresh Technology (an odor control fabric treatment that inhibits the growth of odor causing) Auto-rotating dual-density shoulder harness with sternum strap featuring integrated safety whistle and hydration clip]