Clear Eyes Maximum Strength Redness Relief - #1 Selling Brand of Eye Drops - Relieves Dryness, Burning, and Irritations - Up to 12 Hours of Soothing Comfort - 0.5 Fl Oz Wide range of eye drops with the perfect balance of ingredients to relieve your eye irritations. Up to 12 hours of soothing comfort. Preservative Free* Multi-dose bottle with built-in purifying filter Over 220 drops per bottle