Renowned as the most luxurious silk duvet, Sealy's all-natural silk quilt core is made of 100% top-quality silk with a natural ability to regulate temperature, keeping you warm in winter and cool in summer. This exceptional silk is free of chemical substances and is extremely light, caressing you like a second skin. Thanks to its natural moisture absorption and ventilation properties, it helps to create a dry and hygienic sleep environment, so you can rest comfortably every night.