... *100/40*40S),100% cotton, down-proof, beige 2) Filling material: 70% white duck down in top layer, 4-6cm white ... with color insert, 2pcs/outer carton 6) Size & Filling weight size Filling weight 100X200X7 cm200g duck down, 3000g duck feather 120X200X7 ... feather200X200X7 cm400g duck down, 6000g duck feather Cover fabric & filling material & filling weight & construction is based on customized design.