Features Women's Specific Response AFS Suspension Single 7075-T6 aluminum stay 3D pre-curved harness and waistbelt components with new LifeSpan EVA foam Auto-cant harness technology and Auto-fit waistbelt system Thermo-molded back panel with elastomeric gription technology on the lumbar pad Description Product Description For those in the know and those who are just starting out, we're pretty sure you're thinking that carrying 50 pounds can't be comfortable. Think again. The Deva 70 uses Gregory's updated Response AFS suspension which delivers a custom fit and automatically registers your hip angle as you move out on the trail. Pack everything you want (and even some things you probably don't need) - you'll be so comfortable on the way to camp, we bet you get there faster and will love those extra comforts you packed to pass the time.