Christmas Dr Seuss How The Grinch Stole Christmas Square Custom Throw Pillow Case Personalized Cushion Cover Pillowcase Pillow Cover 16"x16" It usually takes 8-14 working days for delivery. The pattern is only on the front side. Pillow case is made of cotton & linen. Insert are not included. The zipper becomes "invisible" when closing, it glides smoothly and allows easy insertion and removal of pillow inserts. The size of this pillowcase is 16 X 16 inches, and you will find more beautiful pillowcases by searching "POP Home Decor" on Amazon.com.