The Om Sign (or Aum sound) is the past, the present, and the future, all that was, all that is, all that will be is om."A" stands for Creation"U" stands for Preservation"M" stands for Destruction or DissolutionThe three letters also indicates three planes of existence, heaven (swarga), earth (martya), and netherworld (patala).....Yoga Bracelets. Chakra Jewelry. Meditation Mala. Spiderweb Jasper OM Mantra.