?1 piece mulberry silk pillowcase.?100% mulberry silk on both sides,19 momme 6 grade silk,queen- 20 x 30 inches.?Benefits:Mulberry silk is good for people’s hair,skin and health;Antibactial, moisture absorption and sweat releasing;Keep you clean and dry when you are at home and sleep.?Hidden zipper closure silk pillowcase:Hidden zipper closure to prevent the pillow insert from slipping out.?Instruction: Hand wash or machine on delicate and cool setting .Do not bleach.Tumble dry.Hang dry.Cool iron.