Amazon.com : Ufgin 100% Mulberry Silk Bonnet for Sleeping 。Product Features: Luxurious Silk Sleep Cap: The Zima silk night cap is crafted from the finest 22 Momme 100% Grade 6A Mulberry Silk Fabric on both sides, ensuring comfort all night long. With higher momme count, the silk becomes thicker, softer, and more durable, offering gentle care for your delicate hair. Benefits of Silk: This silk hair turban is designed to protect hair from breakage and frizz while locking in your natural hair oils. The smooth texture of the 100% Mulberry silk allows hair to glide over it without causing damage. Just like it helps your skin retain moisture, silk also helps keep your hair softer, making it a naturally nourishing treatment overnight. Hypoallergenic & Environmentally Friendly: Derived from domesticated silkworms, silk is naturally hypoallergenic. Our silk sleep caps are OEKO-TEX certified and dyed with environmentally-safe dyes, making it an excellent choice for those with sensitive or allergy-prone skin. Beauty Bow Design & Elastic Fit: Featuring a durable elastic band for a secure yet comfortable fit. The Zima sleep cap is designed to fit head circumferences of 21” to 23”, although it can be influenced by your hair volume. The handmade craft ensures it stays snug but not too tight, without leaving marks on your head, and effectively protects your hair. Gift Packaging & Care Instructions: This silk cap comes beautifully packaged in a gift box, making it a thoughtful gift for your wife, mother, or girlfriend.