Woven from 85% Cotton and 15% Linen. Reverses to 100% Cotton. Features 100% Polyester trim. Features a zipper closure. Accommodates a 26" x 16" insert. Machine wash in warm water on a gentle cycle. Only non-chlorine bleach when needed. Tumble dry on low. Warm iron as needed. Overall: 26" w x 16" h Zipper: 24" Adding pillow insert to listing because this gorgeous pillow has not sold.