Mood Bead, Spacer Aurora, Color Changing, 15x15mm. Mirage Beads come alive with sensuous color as you wear them. Inspired by the mood jewelry of the '60's and '70's these therm-sensitive liquid crystal beads change color with minute variations in temperature. As with Life itself, Mirage Beads are always changing and mysterious. Although very durable, please do not submerge in water.