This award winning pack just got even better! Lots of great new features including new soft touch perimeter binding, larger quick stash pocket that significantly increases pack capacity without increasing weight or bulk, new quick attach bladder holder, new elastic mesh on quick stash pockets featuring more stretch, less bulk and weight. Soft large holed mesh fabric body enables excellent circulation, cooling and breathability throughout the vest. Add to this the amazing trademarked and patent pending Max O2 Sternum™ system that is super easy to get in and out of, with or without gloves, even with tired or fatigued hands. Once adjusted for proper fit, and then easily locking down the strap, there is no further slippage or change in tension. It’s the only system out there that allows for full movement through the chest cavity and unrestricted deep breathing without any loss of stability. The easiest feeling, most breathable vest system ever built. • Primary construction of soft, large holed, micro-fiber mesh fabric that makes for lower pack weight and huge cooling and breathability! • Soft touch perimeter edging with beautiful de-bossed logos for a polished look, and a non-restrictive feel. • Patent-pending Max O2 Sternum™: Sternum attachment system with enhanced recoil for better range of motion, quick in and out, boot hook type attachment system, adjust once and lock down to eliminate further fuss even when taking on and off. • New Bladder hanging system: Lightweight, easy and fast method of attaching bladder inside pack. No struggling to detach or reattach bladder. Great for aid stations and lightning fast refills. • New elastic mesh on quick stash pockets: More stretch and capacity without added bulk or weight. • New lighter front pocket mesh fabric. • Includes a 2L bladder. • Comes in 3 sizes. Size small in Pitch Black, Medium in Steep Green and Large in Ultra Red.