... ,ODM,Customerized 11 inch Chemical Glow in the dark Necklace Our Advantages:Professional manufacturer of glow products for 15 ... stick, two connectorsSpecD5*275mmColorsGreen,Blue,Yellow,Pink,Orange,Aqua,Red,White.Multicolor(Bi,Tri)Glowing Time6-8hoursShelf Time2 yearsCerfificateTRA, ... How to activate 11 inch Chemical Glow in the dark Necklace : Bend completely,holding the extremities of the light stick ...