Features: Premium Material：Made of high quality satin silk,smooth surface and bring a very gentle soft touch.Makes your pillow not just a bedding,but more like an artwork. Breathable: When you got home late and tired,need a good sleep,when your face touches this soft and breathable fabric,it will brings you incomparable enjoyment, you will feel comfortable and relaxed,and get a good sleep a whole night. Envelope Closure: Envelope closure design ,better than zipper closure,no worry the zipper scratches your tender face,you can lie on the pillowcase whatever you like! Easy Care: Very easy to clean and quick dry.Machine washable but notice the temperature of water do not over 30 degrees.And do not machine dry, but hang dry it at well-ventilated place. Must Have: Very durable ,fade resistant ,shrink resistant,and have a long service life.Just enjoy it! Specifications: Material:Polyester 100% Size: 66x51cm(26"x20") 76x51cm(30"x20") 91x51cm(36"x20") 102x51cm(40"x20") Warm prompt: Transition: 1cm=10mm=0.39inch Because of different monitors and lamplight,the picture may not reflect the actual color of the item,really thank you for your kind understanding! As different measuring methods,it will occur 1-3 cm deviation about the items,please ensure that it is okay for you before ordering. Washing requirements:Machine washable,water temperature below 30 degrees.Air-dry. Package Included:2 Pack x Pillow cases Product type: Pillow Cases Label: Yes Washing: Hand wash cold, Iron at normal temperature <150C, Dry clean, Line dry in the Shade, Do not bleach Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.