Opalite Healing Point / Glow in the Dark / Opalite Necklace / Flower Necklace /This is an Opalite Healing Point that glows a beautiful Deep Blue color! You can choose any glow in the dark color. I use the the highest quality glow in the dark material. Compared with regular sulfide photoluminescent pigments it have 10 times higher and longer afterglow luminance and afterglow time. You have to charge the pendant by holding it under the light a few minutes before you wear it in the dark, it will gradually release its light energy