MATERIAL – The cushion cover is made of olefin fabric, which is fade resistance, UV protected and water resistant, an ideal cushion for outdoor and indoor use. PRACTICAL USE – Sewn seam closure and a dual-lock nylon fixing strap ensure warmth and comfort, keeping the cushions securely in place on high back chairs. CONVENIENT CLEAN – The cushion is designed for outdoor use with its durability, the cover is removable by the zipper and can be washed separately. COMFORTABLE – Enjoy ultimate comfort with the soft and flexible sponge foam inside. The 4.3 thickness provides a cozy feeling, inviting you to relax and unwind. NOTICE – This set includes 4 cushions (Chairs not included). Each cushion measures 46”(21″+ 25″) W x 21″ D x 4.3″ H.