100% Cotton 👉Hotel Sleeping Mattress Topper - Hotel Grand's featherbed is filled with generous amounts of down and feather filler (Top Layer 75% white down and 25% white feather,Base: 100% small waterfowl feather) could provide you a pleasingly warm and cuddle feel in years of use. You will enjoy a 5-star hotel sleep experience at home with this fluffy mattress topper！ 👉Soft & Fluffy Featherbed - The mattress topper with 100% cotton cover is soft and skin friendly. And 5 Inch exta thick down and feather mattress is high resilient makes this mattress pad durable and fluffy, no more strange smell, no more feather poke and no more noise, Deep Sleep is a Luxury. 👉Quilted Mattress Cover - Baffled Box Construction design to prevent down and feather from shifting, creating an even distribution of warmth and a consistent loft, and brings new life to your old mattress. 👉Warm Tips - The mattress topper is packed tightly during shipping. Upon receipt, please remove it from the packaging and leave it for a few hours to fully recover its fluffy state. DRY CLEAN ONLY. Do Not machine wash. 👉Certificates - Certified by the Responsible Down Standard (RDS), so you know you're getting a quality product that'll give you years of sleeping comfort.