his luxurious, quilted top, natural silk filled mattress pad is made of all natural ingredients: luxurious silk fill, soft cotton outer shell. It is breathable. Silk pad can be used on mattresses up to depth of 16″. With it’s breathability and moisture wicking materials, you will not need to flip the pillow. Health and wellness benefits include: 4 season comfort, hypoallergenic and naturally dust mite resistant. The quilted silk never shifts or bunches up avoiding cold air pockets. Lightweight and helps soothe people that suffer from fibromyalgia, arthritis, osteoporosis and muscle aches. Silk pad breaths to control humidity, body temperature and comfort. Silk has some amazing hypoallergenic properties. Silk is a natural protein and therefore is far less hospitable to dust mites, which can trigger allergic reactions such as asthma, eczema and rhinitis. Up to 20,000 dust mites have been known to live in a single mattress. Care Instructions: To ensure long life and infrequent cleaning, you can maintain the silk pad by spot cleaning if required. Do not wring or twist, do not bleach. Pad must be washed in cold water on delicate cycle using detergents used for delicate fabrics and tumbled dry on low or line dry. Must dry completely. Must use commercial size washer or dryer. Air dry in a large size dryer on cool or line dry.