Osprey Packs Talon 44 Backpack Synthetic Imported Peripheral aluminum frame and aluminum head cup helps support heavier loads. The Stow-On-The-Go trekking pole attachment is designed to conveniently stow your poles when not in use. The top load main compartment has a removable top pocket with a single compartment top pocket and under-lid mesh pocket. Located between the Talon backpanel and main pack body is an exterior hydration compartment. The adjustable Biostretch gender specific harness consists of mesh covered, die cut foam with sewn in spacer mesh, a stretch woven harness pocket and an adjustable sternum strap with rescue whistle