High-quality Polish goose down, with 750+ filling power, 1000+ cleanliness, fluffy and odorless. Crafted from soft brushed 400 thread-count long-staple 100% cotton fabric. The duvet provides medium warmth for year-round comfort—luxurious cloud-like appearance with undeniable comfort to cuddle up and enjoy a sleep. The elegant & sophisticated design is fashion-forward, with everything you need for a complete bedroom makeover. The longer you use it, the more comfortable and fluffy our luxury feather-down comfort will become, and the crunch of the feathers will disappear,