Of all the techniques Esther has experimented with, her favorite way to help people with upper body posture is placing a small amount of weight on the head. This is our oldest and most primal way of carrying objects and it evokes all the neck and back stabilizing muscles semi-automatically. Most students find the cushion helpful to: - Find the natural axis of their spine, - Strengthen the deep cervical (longus colli) muscles - Remind them to keep their heads up! Hand washable. Hang to dry.