Amazon.com: Foamma 4" x 22" x 22" Cushion and 24" x 24" Pillow Insert Set, High Density Upholstery Foam Cushion, Microfiber Polyester Filled Pillow Insert, Cover Not Included, Made in USA! :
Water-resistant Outdoor 4 Pack Deep Seat Chair Patio Cushions Zipper Cover 24"X22"X4" Duvet Replacement Case - Walmart.com
Arden Selections Outdoor Deep Seating Cushion Set, 24 x 22, Water Repellent, Fade Resistant, Deep Seat Bottom and Back Cushion for Chair, Sofa, and Couch 24 x 22, Sapphire Aurora Blue Damask - Walmart.com