Tantric yantras are precise geometric forms that have been used for centuries as tools for self-realization and the attainment of mystical powers. In Tools for Tantra, Tantric practitioner and scholar Harish Johari has re-created the exact colors and proportions of the primordial yantras along with step-by-step instructions for their accurate construction, coloring, and use. | Tools for Tantra by Harish Johari, Paperback | Indigo Chapters