The exercise is characterized by the two right angles formed by the body, one at the hips and one at the knees. The person wall sitting places their back against a wall with their feet shoulder-width apart and a little ways out from the wall.
The exercise involves two right angles created by the body's positioning: one at the hips and another at the knees. When performing the wall sit, individuals position their backs against a wall with their feet positioned shoulder-width apart and slightly further than the width of their shoulders from the wall.