 So if we do this, you could feel this really engaging your glute, your hamstring, your lower back muscles called the lower lumbar. And we're doing that when we're swimming. We're extending out. We're pulling back. We're working our lats. That's called posterior chain. That's right. Such good exercise. Then to stretch those shoulder and lat muscles, take your right hand. Okay. Extend it out. Bring it across your body. Got you. Take your left hand. Okay. Pull that arm towards you. Yeah. I saw what you were doing. Yeah.