Unalome- The crown of the Arahants(enlightened Saints)- the spiral stands for the crown at the center of the scalp, and the straight line pointing upwards representing the the straight path to enlightenment without any wavering behavior that the Arahants have accomplished. The weavering ovals are human desires or things that distract us such as material wealth or other attachments and as the ovals decrease moving toward a straight line pointing upwards signifies the path to enlightenment or Nirv