No one will make fun of you while sporting the Patagonia Down Sweater Vest. This down vest screams I"m a hardcore mountain man, not a sissy! This vest is meant to keep you warm as you climb through the ice, wind, and snow to reach the mountain summit. The innovative, super light polyester shell (100% recycled) provides wind and water protection as well as high tear-strength; quilting stabilizes the down. This down vest includes zippered hand-warmer pockets and a drawcord hem. Shell fabric is super light, windproof and water-resistant with high tear-strength Quilted construction stabilizes the down Pockets: two zippered hand-warmers and a zippered interior stretch-mesh that doubles as a stuff sack, with carabiner clip-in loop Elastic binding at armholes, drawcord hem Shell and lining: 1.4-oz 22-denier polyester (100% recycled) ripstop with a Deluge DWR (durable water repellent) finish. Insulation: 800-fill-power premium European goose down 193 g (6.8 oz) Recycled Polyester. Patagonia recycles used soda bottles, unusable second quality fabrics and worn out garments into polyester fibers to produce many of their clothes.