Front is knitted of 100% acrylic; reverse is woven of 100% cotton.Pillow features 100% polyester lining.STANDARD 100 by OEKO-TEX Certified: tested for 350+ harmful substances to keep you and your family safe from chemicals common to textile manufacturing.Yarn-dyed for rich, lasting color.Reverses to solid.Zipper closure.Accommodates a 24″ square insert (sold separately).Imported.Spot clean only with a damp, white cloth.Blot to remove excess water.Air dry.Overall: 24″ sqZipper: 22″ l