No Insert or Filler.Pattern is only on the front and no printing on the back. (4TH Emotion pillow cover can help you to change halloween decorations quickly. also a super cute gift for your family and friends.) SIZE & MATERIAL: This pillow cover fits 18 x 18 inch insert, PLEASE NOTE: All of our pillow covers are made to ensure a snug fit. Each listing size refers to the pillow insert size and not the pillow cover size. To ensure the proper fit, we make all pillow covers slightly smaller (approximately 0.5" smaller) than the insert size. Made of 100% Polyester linen, soft and skin-friendly, no fading or abrasion, can be used outdoors. EASY TO PUT ON: Color-coordinated hidden zipper closure brings an elegant appearance, and it's super easy to stuff pillows/fillers into this pillow covers. WASHING TIPS: Machine wash in cold water separately, gently cycle only, dot not bleach. Package list: 4 x Pillow Covers