Optrex dry eye spray is an easy to use spray which you apply to closed eyes and there is no need for drops liposomes in the formulation repair the eyes natural moisture barrier you can use this spray whilst wearing make up as it is designed to be smudge free optrex dry eye spray effectively treats up to 80 of dry eye cases by restoring the lipid layer of the tear film soothing tired uncomfortable eyes is now so easy simply close your eyes and spray one of the main causes of dry and irri