✅OEKO certified material: double-sided 100% mulberry silk, 22 momme silk fabric, 600 threads, with invisible zipper ✅Multiple sizes and colors: suitable for most of size pillow. High-quality durable solid colors are available, not easy to be dehydrated after washing. The stitching is neat and the workmanship is exquisite. ✅Anti-Aging: DISANGNI Silk pillowcase, Natural anti-aging products, Hypoallergenic, smooth and soft, breathable. Take you into a beautiful dream. ✅Wrinkle-free, best for hair and skin: Silk pillowcase prevents hair from tangling. Well sleep can reduce facial wrinkles. Silky and natural, will not irritate your delicate skin. ✅ Great gift choice：Ideal gift choice for Thanksgiving, Christmas and New Year festival. We hope you will appreciate a valuable experience. This is a wonderful secret gift to keep you and your lover young.