Betterdecor Feng Shui Obsidian Om Mani Padme Hum Wu Lou Gourd Key Ring (with a Pounch) The sale is for one Feng Shui Obsidian Om Mani Padme Hum Wu Lou /Hu Lu/Gourd key ring and a pounch with "Betterdecor" printed on it Total about 3" in length size of Wu Lou: 0.5"x1" tall. Material : Obsidan Obsidian can absorb the negative energy from people's body, so it is good for health to wear obsidian jewelry; Wu Lu with Om Mani Padme Hum on it offers protection and good life Good for Feng Shui and gift