A book that explains the health benefits of hormones in an easy-to-understand manner. - Title: The Power of Hormones - Author: Hiroshi Ito I read it once after purchasing it and have stored it with a cover. The contents are clean, but please refrain from purchasing if you are concerned about home storage. I will ship anonymously via either Yu-Yu Mercari Bin or Rakuraku Mercari Bin. I cannot respond to requests for price reductions. Thank you for your understanding. Thank you for viewing.