Features of the Icebreaker Men's Hyperia Hooded Jacket Lightweight pertex quantum air nylon fabric for durability and compressibility Snug Fitting protective hood Reverse coil center front zip with dwr Zipper chin guard and interior storm flap prevent chafing Offset shoulder seams and no quilting prevent pack rub Zippered hand pockets with dwr Zippered interior security pocket Packable into included stuff sack Icebreaker screen print logo Warmth, comfort, packability, lightweight Fabric Details Face: 100% Nylon Fill: 88% Merino wool, 12% Polylactide Lining: 100% Nylon