42 in. x 20 in. x 2 in. Rectangular Indoor/Outdoor Bench Cushion in Gardenia Seaglass HD952721SC - The Home Depot
Outdoor Bench Cushions Garden Swing Seat Cushions with Backrest 2/3 Seater Replacement Cushion for Outdoor Swing Sofa Pad Settee - AliExpress
BLISSWALK Outdoor Floral Cushions Loveseat Chair with Bench Cushion Replacement for Patio Furniture in Green L19"xW44" (Set of 5) SLTFL15 - The Home Depot