Features of the Burton Men's (ak) Full Zip Insulator Jacket Low-profile, packable warmth with stretch function that mirrors your every move Lightweight water-repellant exterior protects an interior filled with 60G synthetic Insulation for a solid base of layerable warmth Built with stretch materials that move as you do Bluesign approved for a reduced impact on both people and the planet Low-profile scuba hood, cuffs, and an adjustable hem cinch provide the function you need to dial in that just-right comfort Hooded, synthetic version of a time-honored classic, with packable warmth and stretch fabrication that mirrors your every move Designed for ultimate layering Performance Packable into the weArer's left handwarmer pocket Zippered chest pocket Fabric Details Waterproofing: Stretch lightweight 20D Ripstop down-proof water-repellent coated fabric Warmth: Stretch Insulation (60g throughout)