What are Yantras? They are instruments used to focus the mind on spiritual concepts.
Yantras are powerful and by wearing them you tap into that energy.
The Sri Yantra or the Maha Yantra for example is said to be the most powerful yantra there is and the visual representation of AUM.
It is believed that by meditating on it you can understand the whole universe.
Click on the images below to read the full description of these amazing symbols and their meanings.