Look at the picture cuz that is the item you're buying. I think it's a 2-in size four-way. I don't know any way other to describe it other than looking at the picture. I don't know anything about plumbing. Thank you for your time

The product is a Spears 2 " PVC Double Pipe Wye Hub, specifically the model number LP611-020. It is designed for a 45° angle and is made of white PVC material. The wye hub is compatible with other Spears products and is suitable for use in various industrial and commercial applications. With dimensions of 5" in height and 7" in both length and width, this double pipe wye hub offers a reliable and efficient solution for connecting and regulating the flow of pipes in a plumbing system.