A grounding stone, this Wu Lou crystal pendant for health luck in obsidian makes an ideal lucky charm for warding off the negative energy thought to lead to illness and injury in Feng Shui. Wu Lou’s are a renowned object of abundant healing and longevity in Feng Shui. Considered a symbol of the harmonious union of heaven and earth, when used by man this icon is said to create a powerful trinity of luck. Obsidian in is believed to alleviate pain, reduce tension, and dissipate negative energy. It's said to speed up the healing of physical wounds and relieve ailments of the stomach and intestines.