The flowable stain system which is cured with is cured with light. It is appropriate for the characterization of the artificial teeth and composite covered teeth. Zenit color composite stains cases to have the high quality restorations. If the patient is allergic to the any of the components of Zenit Color or any has hyper sensitivity, it is strictly advised not to use or to use under strict medical control. The dentist should take this situation into consideration before using it. **For further product information , please contact Chat Support**