Ojia Luxury Home Decorative Soft Silky Satin Marble Texture Two Sides Personalized Throw Cushion Cover/Pillow Sham (18 X 18 Inch, Mr.Frog) Silk Have a promote health and great decorate with OJIA luxury super smooth and soft silky satin marble pillow case 100% handmade and made of environment-friendly material: Silk and polyester fabric of two sides .Very healthy and eco-friendly! Size: 12 x20 Inch/18 x 18 Inch/ 20 X 20 Inch / 24 X 24 Inch. please allow 1-2cm differs due to manual measurement Features patterns of Solid,Hidden zipper design, Safe to machine wash.Pillow insert are not included Machine wash cold separately, gently cycle only, no bleach, tumble dry low, do not iron.