SilkImportedFABRIC: Silk pillowcases are crafted by 19 momme pure mulberry silk. Both sides of the pillowcase are 600 thread count silk.SIZE: With Toddler (14×19 inches), Queen (20×30 inches) and King size (20×36 inches) in various kinds of colors.DESIGN: It is designed with hidden zipper closure to make the pillows look simple and beautiful.BENEFIT: Mulberry silk is a natural protein fiber composed of 18 kinds of amino acids. Amino acids greatly enhance the vitality and elasticity of the cells, balance the skin’s moisture and make the skin smooth and soft. And Its silky properties reduce hair damage caused by friction, which can better maintain the hairstyle. Therefore, compared with cotton and chemical fiber, the pillowcase made of silk can better protect the skin and hair.CARE INSTRUCTIONS: Hand wash recommended, Machine wash only on gentle cycle with a mesh bag,Hang dry, cool iron, do not bleaching.