... white duck down in top layer, 4-6cm white duck feather in bottom layer 3) Construction: baffle box stitching through, ... size Filling weight 100X200X7 cm200g duck down, 3000g duck feather 120X200X7 cm240g duck down, 3600g duck feather150X200X7 cm300g duck ... duck down, 5400g duck feather200X200X7 cm400g duck down, 6000g duck feather Cover fabric & filling material & filling weight & construction is ...