Measuring 51.5"" wide, the seat of this porch swing is spacious enough for 3 adults to sit. Both the seat fabric and cushion fabric are made of high-grade olefin, which is not only wearable and rip resistant, but also breathable and easy to dry. 3 back cushions and 1 long seat cushion will provide you with extra softness and coziness to sit, and they can be removed according to your demands.