Charlottetown Quarry Red Replacement Outdoor Chair Cushion - Orange Color Woven Olefin Fabric Cushions for Comfort Back cushion dimensions: 21-1/2 in. x 30 in. x 5-7/8 in. Seat cushion dimensions: 23-1/4 in. x 26-3/4 in. x 5-1/2 in. All-weather fabric. Orange color woven olefin fabric cushions for comfort. Designed to replace the Charlottetown chair or motion chair cushions only.