Slipsilk charcoal gray queen zippered pillowcase. Brand new, sealed, in box. Laboratory Tested, Hypoallergenic. Anti aging, Anti sleep crease, Anti bed head. The beauty secret of celebrity hairstylists, dermatologists and beauty experts.™ Includes 1 x Queen / International Standard Pillowcase (20” x 30” | 51cm x 76cm) with invisible zipper closure | Machine washable THE SLIPSILK™ DIFFERENCE Slipsilk™ is 100% pure mulberry silk that is specially-commissioned and made to our exacting standards, developed and refined over ten years to provide the ultimate combination of shine, thickness, softness and durability. We use the highest grade (6A) long fiber 100% pure mulberry silk, with a thickness of 22 momme and enforce the strictest quality guidelines, including non toxic dyes.