Lightweight and water-repellent 100-gram PrimaLoft One insulation is packed inside a polyester ripstop shell for optimal warmth. PrimaLoft has a downlike softness that’s 15% warmer than competitive insulations. Wear the jacket alone, or as a zip-in-compatible system with the Cabela’s Grand Teton System Parka (sold separately). Two handwarmer pockets and chest pocket. Interior storm flap with fold-over zipper garage. Elastic cuffs.