About this item 100% Mulberry Silk/ 300tc Deluxe CottonBe ware of resellers and counterfeit shipping from China such as Abbott54Arnold, EnjoyIt. Or ArnoAbraham, only buy from items sold by MYK SilkPure Silk with Deluxe Cotton Underside: 100% 19 momme mulberry silk on one side (with cotton underside). An economical way to experience silk. Be sure to sleep on the side with silk! MYK??s pure silk is smooth, breathable, durable and chemical-free. OEKO-TEX Standard 100 Certified.Reliable Fit: Fits around most toddler and traveler pillowsEasy Care: Hand or machine wash in cold water on gentle cycle. Hang to dry. Cool iron. Do not bleach. Can also be dry cleaned.