The Bestway Steel Pro frame pools are designed for strength and reliability. This 48in deep pool has a water capacity at (90% full) of 2,531 gal (9,578L). It has a rust-resistant galvanized metal frame. The extra strength side walls are made with 3 separate layers of material. The inner layer of polyester mesh is laminated to the 2 outer heavy gauge PVC layers. It has a flow control drain valve for easy draining. The valve attaches to your garden hose so that water can be drained away from the pool area. All pools come with a free DVD detailing pool set-up and maintenance. It also includes a heavy duty repair patch, an AC 530 gal Filter Pump (58148) and a ladder.