Used before leaving the house to guide you away from negativity in the street/negative people, or they be removed from your presence during your day. Can be carried with you in pocket/purse but doesn't need to be. You will receive instructions with your order via email, please contact me with any questions ordering. For educational purposes only This information has not been evaluated by the Food and Drug Administration. This information is not intended to diagnose, treat, cure, or prevent any disease.