Lava stone helps reduce anxiety and keep us grounded, you can also dab your favorite essential oils on them to gently diffuse all day. (Please see the crystal section of the website for a full description of stones, crystals and their uses.) The chakra balancing colors and crystals inspire us to keep our own 7 energy centers in tune. The buddha reminds us to keep it cool. Approx. 7 1/2" on strong stretchy cord. Choose one of the three metal tones below. These will vary ever so slighty.