Inclusion Criteria:  Children whose parents accepted their participation in the study and who signed the Informed Consent  Children enrolled in the Pichanaki District school, Chanchamayo province, in Junin department 6-year-old children, who present upper and / or lower permanent molars with the following characteristics:  Absence of deep caries cavities and caries, graded 0 and 1 according to ICDAS II Green and Vermillion Simplified Oral Hygiene Index (OHI) of 1-2 Have a pair of non-cavitated caries-free counterparts. Children with positive behavior.  Exclusion Criteria:  Children with the presence of a deep dental caries lesion, with pulp exposure, history of pain and presence of fistula or abscess adjacent to decayed tooth. • Medically compromised children Children with developmental enamel defects. Children with a known allergy to any of the resins used Children with previously placed sealants or restorations Children residing outside the city