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This type of bracelet use absorb light energy and energy conversion to exudes a kind of invisible light, then can achieve the effect of partial sterilization. So there's no need to wash your hands when you eat outside, both convenient and stylish, also save water resources.
Besides, it has a translucent material, which can also absorb light energy and ultraviolet ray intensity induction at the same time, then turn it to purple, ultraviolet ray index more strong, bracelet's color will be more dark, use it as a reminder.