Eye Logic dry eye spray is formulated to maintain normal eye health. Eye Logic dry eye spray is a safe, easy to use product that treats a deficiency in the lipid layer of the tear film - the major root cause of dry eye syndrome by improving the lubrication of the eyes and eyelids. It has a revolutionary spray delivery system, you simply spray onto closed eyes. Ideal for contact lens wearers. Eye Logic dry eye spray is formulated to maintain normal eye health.