Polyester & Polyester Blend Made in USA or Imported Size:18X18inch (45X45cm).Sofa cusion pillow cover stable size, no shrinkage.Pillow insert or filler are not included. Lightweight and durable throw pillows??Insert is not included.Do not use high temperature ironing and boiling water to soak to the pillow cases. Our decorative pillows are Double-Sided pattern and hidden zipper pillow case.Double-sided pattern design, bright colors, add color to your space throw pillow covers. The throw pillows for couch are Machine washable and long lasting.You can take as a Gift for friends and children, decorative sofas, bedrooms, rooms, offices, and more. The throw pillow covers is made with color matching invisible zipper that allows easy insertion and removal of pillow inserts,cleaning and replacement.