Natural Silk Pillowcase, Hypoallergenic, 19 momme, 600 thread count 100 percent Mulberry Silk, Queen Size with hidden zipper (1, Ivory(Natural Undyed White)): Home & Kitchen100% 19 Momme Mulberry Silk, 600 Thread Count, a Sensuously Smooth, Strong, Hypoallergenic and Breathable Natural, Organic Fiber Dermatologists recommend natural silk pillow cases for the cool touch and breathability. Great for preventing wrinkles, dry skin and frizzled hair, and morning bed head. Hidden zipper for style, comfort and better fit; Handmade, top quality workmanship that lasts. 20 x 30 inches (51 cm x 76 cm), fits most queen sized