Long Beaded Necklace - OpticalThe Long Beaded Optical Necklace brings simple geometric shapes & great length for movement. The optical long necklace is inspired by optical illusions and comes in two colour variations; bright tones (including yellow, fuchsia, orange and blue) and pastel tones (featuring lilac, aqua and teal beads). This is an opera style necklace, it is made with nylon beads and rubber cord. It is perfect for people with an allergy to metal and it's vegan friendly.