About this item Polyester WATERPROOF MATERIAL - These black and white outdoor pillow cover is made of durable polyester, which is sturdy, breathable and comfortable can effectively prevent water and stains from splashing. As well as UV protection without fading. VARIOUSE FUNCTIONS - Suitable for patio furniture, garden, balcony, yard, beach, picnic, swimming pool, etc.all indoor and outdoor furniture. Effectively protect your pillows from the sun and rain. HIDDEN ZIPPER - Invisible zipper enclosures for an elegant look. Works smoothly. PACKGE INCLUDED - 1 pcs 18 x 18 Inch black outdoor pillow covers WITHOUT INSERTS. EASY CARE - Safe for Hand wash or machine Wash.Gently Cycle,please do not bleach or iron.