Dental sealants are one of the most underused and effective ways to help keep kids cavity free. Dental sealants (also termed pit and fissure sealants, or simply fissure sealants) are a dental treatment intended to prevent tooth decay. Teeth have recesses on their biting surfaces; the back teeth have fissures (grooves) and some front teeth have cingulum pits.welcome to us for dental sealants!