There are 2 batteries in each of these party supplies for kids. To activate the blinking rings, simply press on the button and it will start flashing. These bulk party favors for kids blink three colors flashes, blue, green & red, it’s very shiny. Press the button again, these kid's birthday party favors rings will be turned off. It is very easy for kids to turn them on or off. These teen neon party favors are stretchy, feel like jelly, very comfortable touch.
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