A lot of people feel very painful for the dark and yellow teeth, especially the persons for the pursuit of perfection. They tried every means to find a way, which is from United States, the blu ray whitening has received the attention of many people. Blu Ray whitening only takes 30 minutes to achieve the desired whitening effect, which is very amazing. So, how long will it be to keep the blu ray whitening?
Three characteristics of blu ray whitening:
1, Main components of the whitening agent is hydrogen peroxide, safe use in tooth bleaching has been for decades, and the instrument has a low voltage of 24V and waterproof performance, make the operation of absolute safety.
2, Divide teeth color into 29 color, 30 minutes of treatment process, protect the enamel more comfortable, can be increased by 8 - 16 VITA levels immediately.
3, After blue light irradiation, remove pigmentation of the teeth, the bleaching effect deeply comes to enamel and dentin, combined with family whitening operation, the effect of whitening lasts about 5 years.
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