Classic Accessories Square Patio Cushion Foam - 2" Thick - High-Density Foam, 20"W x 20"D x 2"T (61-004-010904-RT). The Montlake Patio Cushion Collection by Classic Accessories offers replacement foams in 28 sizes giving you the flexibility to replace aging, under performing foams. This high quality foam uses a dense core with a soft outer layer to provide just the right give for a firm but comfortable surface. Available with matching slip covers in 6 colors, these foams can be purchased individually or along with the patio cushion cover to make a full replacement cushion for your patio furniture.When you buy a Classic Accessories patio cushion you are not just getting a cushion; you''re also purchasing lasting comfort and peace of mind.Not only will your patio cushions be protected from the elements, but you''ll be protected with the easiest warranty in the industry. If your patio cushion fails within the warranty period, look for us online and take advantage of our Hassle-Free warranty program supported by our US-based customer service team.Durable Patio Cushion Foam: Cushion foam measures 20"W x 20"D x 2"ThickPatio Cushion Foam With Warranty: One-year limited warranty3-Layered Seat Foam: Designed for comfort and support, outer layers of open-cell foam enclose a high density core that is resilient but conforms to your shapeSpunbond Foam Lining: Sewn casing provides a clean finish for the interior stuffing, enclosing the raw edges and protecting the foamMaterials: Foam Cover: 100% Polypropylene, Foam: 100% Polyurethane