Mirage Beads. Colour Changing Polymer Mood Beads. Rosy-Posy Pattern. 12mm Diameter Rondelles. 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: Rondelle beads with a floral pattern along the circumference. Measurements: 12mm in diameter. 7.5mm thick. The holes are approximately 3mm in diameter. Quantity: 2 beads NOTE: Although very durable, do not submerge in water.