●INTERIOR: Absolutely Top Grade and Completely Natural Long-Strand Mulberry Silk and Nothing Else. The Quality of the Mulberry Silk is so High that No Treatment of Any Kind is Required. No Chemicals, other Substances or Materials, Nor any Other Kind of Treatments are Used. The Interior is 100% Pure, Natural and Hypoallergenic Long-Strand Mulberry Silk and Nothing Else. CASING: Deluxe 300 Thread Count Fine Cotton Sateen. A Robust, Comfortable and Long-Lasting Casing that Allows the Goodness of the Silk to Seep Through. ●ATTACH: Luxurious Cotton Sateen “Secure Fit” Skirt with Elasticated Bottom Firmly Secures to Any Mattress up to 18inches Depth. HEALTH, BEAUTY AND HYGIENE: Hypoallergenic and Totally Clean. Acts as Allergen Barrier. Helps Delay Skin Ageing and Nourishes and Protects Your Hair. Recommended for Asthma, Allergy and Eczema Sufferers Too. ●IMPORTANT: This is a Mattress Topper, Not a Mattress Pad. It is Generally Purchased for its Great Health, Beauty and Hygienic Properties, Not as Padding. It Can be Used on a Mattress Already Fitted with a Mattress Pad if Required. INSPECTION: Every Mattress Topper has an Inspection Zip so You Can See and Feel the Wonderfully Soft Long-Strand Mulberry Silk for Yourself. ●LOOP-SEWN: Sewing Back and Forth across the Whole of the Mattress Topper Risks Crushing and Damaging the Precious Mulberry Silk Inside. Instead, to Best Maintain the Integrity of the Silk Interior, Attractive Flower Patterns are Loop-Sewn at Regular Intervals. This Keeps the Mulberry Silk Interior Firmly in Place, Without Damaging it. ●CERTIFIED QUALITY FOR YOUR PEACE OF MIND: Rest easy knowing our mattress toppers are checked to OEKO-TEX Standard 100 and carry the OEKO "Confidence in Textiles" Quality Label. OEKO, the global standard for textile quality assurance based in Zurich, ensures all our bedding meets the highest standards. EXCLUSIVE FOR YOU: Secure your Mulberry Silk-Filled Mattress Topper now and receive a high-quality carry and store case too.