Flower Ring Glow in the Dark / Sterling Silver 925 /All New ring made of Sterling Silver 925 and the petals flower glows in the dark! I use 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 ring by holding it under a light a few minutes before you wear it in a dark, it will gradually release its light energy throughout the night. It can be charged by