Rainbow sequences often include: Apatite, Amethyst, Red Spinel, Pink Tourmaline, Ruby, Pink Sapphire, Carnelian, Orange Sapphire, Yellow Sapphire, Peridot, Green Apatite, and Emerald. Approximately 42-45” long. Bead sizes 3.5-5mm. These stunning long leis can be worn long, doubled, or sometimes tripled around the neck. Each Labradorite sequence has 18 beads. 18 is the sacred number representing life in the Jewish Kabbalah. There are 6 of these sequences throughout the Lei, adding up to 108 beads, a number sacred to Tibetan Buddhism and many other eastern traditions.