Refresh and revitalise tired eyes Computer usage, driving, polluted environments, late nights, air conditioning, central heating and dusty atmospheres can leave eyes feeling tired, sore and uncomfortable. Optrex Refreshing Eye Drops: - Are specially designed to help soothe and revitalise tired, sore, uncomfortable eyes -Contain natural plant extracts Safe to use every day - Prepare and Use: Adults and Children: Tilt your head backwards and gently squeeze 1 or 2 drops into each eye. Use as often as required. Do not use whilst or just before wearing soft contact lenses. Only for use in the eyes. Always read the label.