✅ 100% Mulberry Silk: Bringing you the best silk pillowcase means the highest grade 6A organic silk (Tips: Avoid cheaply silk pillowcases, they maybe Low Silk Content or Fake Silk). Also compare with some other brands, they mark their pillowcases as 21, 22 Momme. Zima silk pillowcase has same thickness. Both sides of Zima silk pillow case is constructed from 100% 19 momme Grade 6A mulberry silk.✅ Only Real Mulberry Silk - The Perfect Sleep Fabric: Silk has been clinically proven to be the fabric of choice for those skin conscious. Satin and other imitations are harsh on the skin and hair, causing wrinkles, knotted and tangled hair, as well as skin irritation. A completely natural and hypoallergenic silk pillowcase designed by our team of experts that does wonders for your hair, skin and overall health while you sleep.✅ Silk Benefits for Hair and Skin: Zima silk pillowcases are made of pure mulberry silk. It has various kinds of Amino Acids that are believed to effectively stimulate your skin cells' metabolism. Silk is gentle and naturally nourishing on your hair and skin. Best for sensitive skin or minimizing morning lines, wrinkles, acne. Silk is anti static and friction, excellent for curly hair, bed head, hair breakage and hair loss.✅ The High Quality and Durability: Superior durable plain color, not easy to fade after washing. Exquisite craftsmanship of the neat stitches. And there are more than 35 colors for your choice, ideal gift choice for Thanksgiving, Christmas, New Year festivals.✅ 180 Days Guarantee: Experience the luxury of Zima silk pillow cases. We believe that you will love this silk cover as we do. If there is any quality issues, we offer a 180 days guarantee, please feel free to contact us, we will make it right for you within 24 hours. We ensure you risk-free to shop from ZIMASILK