Description of Outdoor Research Trio Jacket The M’s Trio Jacket™ provides all-in-one mountain protection featuring a waterproof outer shell and a fully integrated insulation layer that can be removed when the temperature rises. A zip-off hood allows you to enjoy an unexpected break in the weather and a removable powder skirt protects your under-layers from deep powder and spindrift. Features: Waterproof/breathable, 3-layer ripstop Ventia™ fabric: 30D body and underarms, 70D shoulders and arms Fully seam taped, all-conditions protection Zip-off, dual-pull adjustable hood Double-separating front zipper with external stormflap Double-sliding pit zippers Sleeve pocket with water-resistant zipper Two zippered hand pockets Hook/loop cuff closures Dual drawcord hem adjustments Removable Liner Jacket: Wind and water-resistant ripstop shell EnduraLoft™ insulation: 80 g body, 60 g sleeves Tricot lining Two handwarmer pockets Stretch binding on cuffs Dual drawcord hem adjustments Zips into shell Removable Powder Skirt: Nylon/spandex-knit mesh with gripper elastic Can be zipped into shell or liner jacket Avg. weight: 39.7 oz./1125 g (size L, with liner) Avg. weight: 22.2 oz./629 g (size L, shell only) Avg. weight: 17.5 oz./495 g (size L, liner only)