Take a load off Fanny and put the load right in the Gregory Baltoro 65.  This pack is designed for the thru-hiker putting in some serious mileage!

• FreeFloat A3 dynamic carry system allows the hipbelt, shoulder harness and lower back panel to adapt and conform to your body
• Patented FreeFloat hipbelt system and auto-rotating shoulder straps
• AirCushion back panel
• All suspension components are treated with Polygiene® Stays Fresh Technology, an odor-control fabric treatment
• Auto-rotating, dual-density shoulder harness
• All pack fabrics are treated with a PFC-free durable water repellent (DWR)
• Sunglass QuickStow system on shoulder harness
• Internal hydration sleeve
• Floating top pocket has a large zippered compartment, small quick-access pocket, underside zippered pocket, reflective attachment points and key clip
• SideWinder bottle holster for on-the-go water bottle access
• Oversize, zippered hipbelt pockets
• Front, oversize stretch-mesh pocket with secure buckle closure
• Zippered sleeping bag compartment at bottom with removable divider
• Adjustable attachment loops
• Lifetime Guarantee
• Frame Type
• Internal Frame
• Gear Capacity (L) M: 65 liters, L: 70 liters
• Gear Capacity (cu. in.) M: 3,966 cubic inches, L: 4,272 cubic inches
• Weight: M: 4 lbs. 14.4 oz., L: 5 lbs. 4 oz.
• Adjustable Torso Length
• Fits Torso Length (in.) M: 17-20 inches, L: 18-21 inches
• Fits Waist/Hips: M: 28-50 inches, L: 30-52 inchesBody: 2,100-denier high-density 40% recycled nylon, 420-denier high-density 45% recycled nylon; lining: 135-denier 40% postconsumer recycled polyester
• Reservoir Compatible
• Suspended Mesh Back Panel
• Pockets: 9 + main compartment
• Hipbelt Pockets
• Dimensions: M: 32 x 13 x 13 inches, L: 33 x 13 x 13 inches
• Contains recycled materials