A BIG PACK FOR BIG ADVENTURES.The the fully loaded Gregory Baltoro 95 Pro, backpackers can tackle longer objectives, guides can carry first aid and extra supplies, and mountaineers and cold-weather campers can utilize the additional space for bulky winter gear. FEATURESResponse Pro Suspension: Chassis creates a fixed link between the hipbelt and backpanel for additional load support and weight managementResponse Pro hipbelt and harness components are fully interchangeable with the auto-adjusting QuickSwap 3D Pre-Curved hipbelt and harness componentsWishbone Frame: an innovative 7075 aluminum alloy internal wire frame that defines the perimeter of the back panel and channels the load to the center of the lumbar region for dynamic supportUltracush Backpanel: Venilated center channel composite with LifeSpan multi-layer EVA foam and silicone grip overlay at the lumbar region for maximum comfort and stabilityLumbar Tune: A removable EVA foam shim offers the user customizable contouring in the lower back lumbar regionQuickswap 3D Precurved Componenets: Ergonomically tapered shoulder harness straps and hip belts in multiple sized, featuring LifeSpan foam and a new easy-change design for quickly finding the perfect custom fitComfortzone Hip Belt Construction: Multi-layer, multi-density LifeSpan EVA foam padding engineered to provide support where needed and relieve pressure on sensitive areas