Marmot Ladies’ Aruna Insulated Puffer Jacket 1.5 oz/yd., 100% polyester ripstop DWR; 600 fill power down with down defender; Zippered handwarmer pockets; Elastic bound cuffs and hem; Marmot was an early adopter of humanely sourced down and still remain committed to using only RDS-certified down in our products; RDS certification ensures that the feathers are derived from geese and ducks raised in compliance with the principles and criteria of animal welfare;