PATAGONIA Micro Puff Jacket 84065 Balkan Blue. Ultralight nylon ripstop Pertex Quantum® shell is water-resistant, windproof and treated with a DWR (durable water repellent) finish. Revolutionary PlumaFill insulation replicates the structure of down in a continuous synthetic insulation material, offering the warmth, packability and feel of down but with the warm-when-wet performance of synthetic insulation. Innovative quilting construction complements the insulation by stabilizing and maximizing the loft of the PlumaFill strands with minimal stitching. Center-front zipper has storm flap and zipper garage at chin for next-to-skin comfort. Two welted zippered handwarmer pockets and two internal drop-in pockets; left pocket doubles as a stuffsack with a reinforced carabiner clip-in loop. Elasticized cuffs and hem seal in warmth. 235 g (8.3 oz).