Ventilated comfort with dynamic suspension that moves with youThe weekend is here and its time to unplug. The Gregory Katmai 65 is large enough to accommodate the necessities while dynamic flex panels move with your body, delivering unprecedented comfort. FreeFloat 360 Ventilated, suspended mesh backpanel featuring Gregory's FreeFloat dynamic comfort cradle lower back system and auto-canting, rotating harnesses for the ultimate in dynamic fit and comfort. Recycled Materials Designed with the product's lifecycle in mind, all fabrics have recycled content and feature a PFC-free durable water repellent coating reducing the environmental footprint over conventional material. Polygiene Stays Fresh Technology The ventilated backpanel has an odor control fabric treatment that inhibits the growth of odor causing bacteria, keeping your pack fresher, longer.