Syringe has primer incorporated into the adhesive. Light curing in 20 seconds. It has a fluorescent tracker: when the product receives UV energy (ultra violet) it emits fluorescent light that allows the professional to distinguish the material from the enamel. Features: - Excellent viscosity for handling. - With distinctive design. - Excellent adhesion to enamel. - Presents fluoride in its formulation. Pack Contains: - 1 x Syringe 4 Gr. - 1 x Acid 37%.