From hands and knees, you extend one hip behind you. The goal is a smooth heel reach, not a high kick that arches the back.

Diagrams show the shape of the movement. Follow the written steps before you add load.
Equipment. Bodyweight, Mat
Muscles. gluteus maximus. Also hamstrings, core
All Cheeked Up publishes general fitness education. It is not medical advice, physical therapy, or a promise that your body will change. Stop any exercise that causes pain and talk with a qualified professional about injuries, pregnancy, or health conditions before you train.