Engraved Bracelet / Glow in the Dark / Sterling Silver 925 Cuff Bracelet /This new bracelet is handmade of solid Sterling Silver 925, there is an opening of 23mm and can be slightly resizable to fit your wrist. Perimeter: 19 cm Width: 8. 5mm I use the highest quality glow in the dark materiel. Compared with regular sulfide photoluminescent pigments it have 10 times higher and longer afterglow luminance and afterglow time. You have to charge the bracelet by holding it under the light a few minutes before you wear it in the