The talisman is Tibetan BAM syllable which has power to ward off evil and spirit harm. Carrying it is also good for preventing from bad intentions by bad spirits or bad persons. It is one of the powerful talisman in feng shui.
The BAM syllable is made of copper and pearl. The dimension of it is approx. 4" in length.
See more Amulet, Talisman and Feng Shui Key Chains