Sunbrella Directors Chair Replacement Cover (ROUND STICK) - Black IMPORTANT Please measure existing seat and back before ordering. There is no "standard" size. Made from Sunbrella acrylic marine grade fabric will not stretch, fade or shrink. Includes the seat, the back, and the 1/4" round sticks. Dimensions (edge to edge): Seat is 15 1/2" deep x 19 1/2" wide (edge to edge) Back is 6.5" high x 21 1/2" wide. These are ROUND STICK type cover sets. Beautiful, durable, weather resistant replacement covers for your directors chair which will make them look new again!