Buy Slip - Queen Pillowcase Invisible Zipper Closure - Sleep (Marble) at THE ICONIC with Free overnight delivery and Free returns! Anti-aging, anti-sleep crease, anti-bedhead, not all silk pillowcases are created equal. The Marble Queen Pillowcase from Slip is your beauty secret.- Dimensions: H51cm x L76cm- Grey hue- Invisible Zipper closure- Designed in Australia- Long fiber Mulberry silk 22 momme- Non-toxic dyes 100% Mulberry SilkMachine washable