TheraTears Overnight Restore Eye Drops are designed to repair, protect, hydrate, soothe, and restore your eyes while you sleep. Formulated with 0.4% cross-linked hyaluronic acid, these preservative-free drops provide immediate relief and long-lasting lubrication. The advanced formula works through the night to replenish your eyes' natural moisture levels, leaving them feeling revitalized and refreshed by morning. Suitable for contact lens wearers.