The Simms Women&';s Fall Run Jacket is a warm quilted style jacket. Made with PrimaLoft Gold insulation. This jacket is perfect for fishing and for those cold days. It holds the warmth and is perfect as a standalone jacket, under waders, or as a shell. This jacket features angler driven design. PrimaLoft Gold insulation maintains 96% of it?s warmth when wet, and provides the highest warmth to weight ratio of any synthetic insulation available. Contoured seams and insulation baffling provide a Women?s fit designed to layer under waders or a rain shellBrushed tricot lined handwarmer pockets and a zippered chest pocket all secured with YKK zippers. Fabric Technology: Lightweight, DWR treated, 20d nylon micro-ripstop face fabric with PrimaLoft Gold Insulation - 60g (Body), 40g (Sleeves)View Simms Clothing Size Chart.