Utopia Eiderdown Duvet by Sferra | 900+ Loft White Goose Down Utopia Duvet is a Non Refundable - Ships in 5-7 Weeks. A rare gem, the Utopia Down collection defies fill power—this extraordinary, almost weightless, down is culled from the Eider duck in Iceland and is renowned throughout the world as the most efficient insulation against the cold. It is the rarest down, encased in a sumptuous silk ticking, making the experience of Utopia all the more indulgent, opulent, and beautiful. Icelandic Eiderdown. Baffle box construction, which prevents the down from shifting and ensures optimal loft. Encased in 100% silk jacquard ticking that is finely woven to keep the down from escaping its shell. SFERRA’s down products are certified by The Responsible Down Standard® (RDS). Loops on all four corners to allow the duvet to be tied to interior ribbons sewn into duvet covers to avoid shifting. Fiber Icelandic Eiderdown434TC 100% German-woven silk jacquard (Ivory) Finishing 12" Baffle box construction on DuvetPiped edgingCorner loopsCorner silks Origin Made in the USA of imported materials Product ID 6812KGDV-LTWHT