Created by the leading provider of vision and eye care products, systane is the #1 doctor and pharmacist recommended brand. Systane complete is the all-in-one eye drop designed for all types of dry eye. It's designed to provide instant and all day* symptom relief from dry eye symptoms through a hydrating formulation. Every drop of systane complete is made up of tiny, nano-sized oil droplets which combined with key ingredients, form a matrix of protection & deliver soothing moisture across the eye's surface. This enhanced network of coverage provides prolonged hydration and lasting protection for optimal dry eye relief. *8 hours