Rectangular Box edge Outdoor Chair Cushion, 4H x 21W x 23"D, DORSETT CHERRY 4"H x 16.5"W x 15"D. 4"H x 17.5"W x 15"D. 4"H x 18.5"W x 15"D. 4"H x 21"W x 23"D. Does not include ties.