The mark consists of an outer ring containing the text, "WILLPOWER INSTITUTE LUANGPHOR VIRIYANG SIRINTHARO FOUNDATION". The mark also consists of a design within the outer ring that contains spirals, concentric circles, and a stylized "P" in the center.
Color is not claimed as a feature of the mark.
The English translation of "LUANGPHOR" in the mark is "VENERABLE FATHER". The wording "VIRIYANG SIRINTHARO" has no meaning in a foreign language.