Mirage Beads. Colour Changing Polymer Mood Beads. Stargazer. 21.5mm Diameter Round Spacers. Quantity: 2. Come alive with sensuous colour as your wear these colour-changing mood beads! Inspired by the mood jewellery of the '60's and '70's, these thermo-sensitive liquid crystal beads change colour with minute variations in temperature. Style: Large round spacers with the strand holes running across the diameter. Measurements: 21.5mm diameter. 10.5mm thick. The holes are 2.5mm in diameter. Quantity: 2 beads NOTE: Although very durable, do not submerge in water.