Luxurious Royal Tradition white goose down comforter features a down-proof cover of 500 thread count and 900 thread count in 100% Egyptian cotton. It's edged with double stitched sateen cord for a clean finish. These beautiful goose down comforters have had Anti-microbial treatment keeps the down fresh make them hypoallergenic, while its 14 and 15 inch true baffle box construction allows for maximum warmth and an even down distribution. Filling these elegant, oversized comforters is 750 fill power white goose down. The 900 thread count duvet is 100 percent Egyptian cotton blend of 49 percent cotton and 51 percent silk.