This jacket comes in two removable layers for maximum flexibility. The outer shell cane be worn as a rain jacket, and the inner insulating layer can be worn alone on chilly fall days. The two layers zip together for heavy winter weather and snow sports. You'll only need this one jacket for anything you'll need to be ready for. Designed from the inside out, the Insulated Powder Bowl Jacket has strategically placed insulation where you need it the most. Built with a tough 2-layer GORE-TEX® fabric for durably waterproof/breathable and windproof protection; with a blend of 60-g and 100-g Thermogreen® insulation throughout. It comes in four colors. Patagonia is a leader in sustainability, and carries items made from organic cotton and recycled plastics. Their founder started 1% for the Planet and Patagonia continues to try to create a more sustainable world.