52" x 18" Sunbrella Outdoor Bench Cushion – Cushions Direct
Greendale Home Fashions 51-in Outdoor Bench Cushion Sunbrella 51-in x 18-in Navy Patio Bench Cushion in the Patio Furniture Cushions department at Lowes.com
Arden Selections ProFoam EverTru 46 inches x 18 inches Outdoor Patio Bench Cushion, Caliente Red | Oriental Trading
Greendale Home Fashions Sunbrella Fabric 51 in. Rectangular Outdoor Bench Cushion, Granite SC5812-GRANITE - The Home Depot