TITANIUM FRAME+ ULTRA 200 FABRIC BAG The EXOTI ULTRA 40 pairs modern day materials and award-winning design for a backpack with unparalleled comfort and performance. At its core is the titanium EXOTI frame featuring a lumbar support plate that delivers exceptional weight load transfer. It&';s 40-liter roll-top bag is crafted using ULTRA 200 fabric that is waterproof and tear resistant, which means all your important gear stays safe and dry. All seams are taped for added water resistance from the elements. Three mesh and two outside zippered pockets make accessing and storage of your gear convenient and organized.