100%silkVernia Silk pillowcase is crafted by 19 momme pure mulberry silk. Both sides of the pillowcase is organic and natural silk.Light weight and easy to carry.Design:?It is designed with hidden zipper closure.With Queen(20×31 inches) and King(20×37 inches) and Standard size(20×27 inches) in various kinds colors.Quality??Superior durable plain color ,not easy to run after washing.Exquisite craftman ship of the neat stitches.Benefits: Vernia pillowcase is the most natural anti-aging product, hypoallergenic,smooth,soft,breathable. Prevent hair from becoming knotted and matted,have good sleeping,reduce facial wrinkles.It takes you into a beautiful dream.Enjoy the sweet sleep and comfortable daily??