PrimaLoft and GORE Military Fabrics have joined forces to provide a new lightweight loft garment for the U.S. Special Operations Command (USSOCOM). Designed by Patagonia, the Lightweight Loft jacket is a combination of PrimaLoft FUSION insulation combined with a Gore 2-layer FASTPACK membrane laminate. (Photo: W. L. Gore & Associates, Inc./Patagonia)