Twinkle Twinkle duvet filled with 600 Loft White Goose Down and encased in 289 TC Cotton. Twinkle Twinkle duvet filled with 600 Loft White Goose Down and encased in 289 TC Cotton. “Light as a lullaby — made for sweet, simple nights.”Wrap yourself in the softness of a summer night. The Twinkle Twinkle Goose Down Duvet is our lightest HUG — a whisper of warmth that feels like sleeping beneath a cloud. Crafted with 289-thread-count cotton and filled with lofty 600-loft white goose down, it’s breathable, gentle, and effortlessly elegant. Each duvet is finished with fine double stitching and our Granny Goose signature label — a mark of true comfort, made to last for years of cozy mornings and quiet evenings. Perfect for: Year-round comfort in mild climates, guest rooms and everyday luxury, those who love softness without weight