low in the dark necklaces have proven to be the most popular for childrenaround Halloween time and birthday parties. Even for camping, these are great to wear as makeshift lanterns. Glow in the dark necklaces work just like any other glow stick. Cheap glow sticks are easy to come by online and the results are the same, so why pay more than you have to?
How do they work? When the plastic tube is bent, the glass tube inside breaks which allows for the chemicals to mix. The reaction results in a glow of light that can last for hours.
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