Cushion cover measures 18"W x 18"D x 2"Thick, cushion foam sold separately One-year limited warranty Gardelle One is a solution-dyed durable woven polyester fabric with a protective water-repellent coating and water-resistant laminated backing Water-repellent coating resists stains, helps keep rain out, and protects your cushion foam Patented Attachment System: adjustable click-close buckles provide a tight, customizable fit Durable, high-quality stitching adds longevity to your cushion cover Zippers lock to keep a tight closure and make stuffing the cushion easier COMPLETE YOUR OUTDOOR OASIS: Looking for the entire patio set? Our extensive collection includes: outdoor cushion slipcovers, patio furniture cushion covers, and outdoor seat cushion covers