OUTSIDE SPECIFICATIONS – Channel-down jacket. Wavy style quilting. YKK Metalux main zipper. Side pockets with hidden zipper inside pocket opening. Decorative detailing. High neck collar with chin protector. Windproof and water-repellent. INSIDE SPECIFICATIONS – Inside pockets with zippers. Invisible zipper with access for inside jacket between shell and lining fabric for decoration. Sierra is the latest generation of the channel-down jacket with improved quality and design. The Sierra still has the amazing properties of the down, but now enhanced with the latest techniques and fabrics to improve it even further. Additionally the design is updated with both new stylish wavy channels, contrast, and YKK Metalux zippers. All of which to give the jacket a more luxurious edge and style. Perfect down experience YKK Metalux zipper Luxurious edge and style Machine wash cold gentle. Do not bleach. Tumble dry low during tumble dry take out the jacket several time to distribute/even out the down/feathers in the channels. Remove promptly. Do not use fabric softener. Do not dry-clean.