O FIT Insole featuring Ortholite Eco Originals and Hybrid eco contents with fully recycled moisture wicking top layer. The ACTEnergy foam midsole layer provides additional cushion ensuring a responsive and comfortable ride. The Forked Carbon Plate design extends mid-to-forefoot, providing exceptional propulsion while enhancing multi-dimensional stability. ACTNitro foam midsole layer comprised of nitrogen-infused foam is light, durable, and provides responsive and efficient energy return. Our proprietary Trail Tread outsoles feature more than just a rubber compound. The Katabatic Wind is our most technically advanced footwear yet. The next generation of Oboz Fast Trail hiking shoe features the Inertia of Motion (IOM) System made up of ACTNitro dual-density super critical foam and a forefoot carbon plate that work together to propel each step so you can go faster and further. Prioritizing weight and technical performance, the Katabatic Wind is for fastpackers who count ounces and FKTs.