These 11" x 17" Harmonic Egg branded posters are deeply researched, beautifully designed, diagrams created to help explain the positive effects of sound and light on the body. They are a perfect addition to your home, office, or any sacred space allowing you a visual aid for targeted healing. These posters offer highly beneficial and visually pleasing information to anyone on a healing journey. There are 5 posters in a set and are also available individually.