Burton Men's AK 2L Swash Winter Jacket Nylon WATERPROOFING: GORE-TEX Fabric [Printed 2-Layer] [Akamo and Hunter Gatherer Colorways] WATERPROOFING: bluesign Approved GORE-TEX Fabric [2-Layer] [All Other Colorways] WARMTH: Engineered with bluesign Approved PrimaLoft Silver Insulation [60G Front and Back Fully Taped Seams with GORE-SEAM Tape Fulltime Contour Hood with Drop Construction and Cohaesive Embedded Cinch