The Xuan-Wu, aka black tortoise is one of the Five Elements in Chinese culture, symbolizing the north, winter, and steadiness. This creature can also be derived into other combinations, such as the Five Virtue (Benevolence, righteousness, courteousness, wisdom, and sincerity) and the Five Creatures (Dragon, Phoenix, Tiger, Tortoise, and Qilin). Using large pieces of crystal glass, ttittot aims to deliver the tortoise’s calmness, a force to the next success.