Cotton 20% / Polyester 80% & Shell is 100% Polyester Imported Allergist recommended and medically evaluated; luxurious ultra-hygienic allergy protection A comforter with engineering design and new technology for your year round comfort Equivalent to 550-600 fill power white goose down fluffiness Revolutionary shield to protect against bacteria, mold, dust mites, pollen, mildew Allergist recommended and medically evaluated; luxurious ultra-hygienic allergy protection A comforter with engineering design and new technology for your year round comfort Equivalent to 550-600 fill power white goose down fluffiness Revolutionary anti-microbial shield to protect against bacteria, mold, dust mites, pollen, mildew