CottonPackage: Includes 4pcs Pillow Case.(No inner)Material: Pure natural cotton linen. durable, washable and eco-friendly.Appropriate for: anywhere indoors like home, office, sofas, bed, chair, etc., Use these pillow covers to change your decorative easily by reusing your own pillows.Feature: Pillow cover is single-sided printing, the back is pure hemp color, Invisible zipper on the bottom side of the Pillow cover.Care: Do not soak in hot water, gently point clean. Hanging to dry. machine washable.