SIB® Hyaluronic acid infused silk pillowcase, laboratory tested, recommended by Dermatologists. Wake Up to Younger-Looking Skin & Healthier Hair. Indulge in the ultimate nightly beauty ritual with the SIB® Hyaluronic Acid-Infused Silk Pillowcase — crafted from luxurious 100% pure 22 momme mulberry silk and designed to transform your skin and hair while you sleep. Hyaluronic acid is infused into mulberry silk fibres using a unique micro-capsulation technologyUnlike cotton, which can draw moisture away from your skin, our silk is infused with Hyaluronic Acid, a powerful hydrator that works overnight to boost skin's moisture levels, helping to plump, smooth, and reduce the appearance of fine lines. Dermatologists and hair stylists recommend SIB® silk for its proven anti-ageing benefits — and now, we've taken it one step further. Why You'll Love ItHyaluronic Acid infusion for continuous overnight hydrationClinically proven to help retain skin moisture and boost radianceReduces the look of fine lines & wrinklesGentle on hair, helping prevent frizz, breakage, and split endsNaturally cool, breathable, and hypoallergenicOEKO-TEX® certified for safe, skin-friendly luxury The DetailsStandard Queen Size: 50 x 75cm100% Pure Mulberry Silk (22 Momme)Infused with low molecular weight hyaluronic acidHidden Zipper Design - double stitchPresented in a premium black & gold gift boxTransform your beauty sleep with one simple switch — sleep on SIB® and wake up glowing.