For our lustrous 100% Mulberry silk bedding, we have chosen the finest, naturally hypoallergenic, 6A grade, 22 momme silk. The result? The highest quality silk bed linen and unforgettably indulgent comfort. Our Mulberry silk pillowcases come in ivory and black, standard and king size, with an envelope closure. Your pillowcase will arrive in a lovely gift box. Match with our Mulberry silk eye masks and Mulberry silk sheets for a blissful night's sleep. Mulberry silk is the ideal pillowcase fabric as it comes with added beauty benefits. It keeps your skin hydrated while you sleep, which helps to protect against facial lines and wrinkles. The smooth surface doesn't pull on your skin or hair, while naturally occurring anti-bacterial properties makes Mulberry silk a great choice if you have sensitive skin.