Brighten, hydrate and soothe dry, red eyes with Rohto optic glow™. Our fast-acting, maximum-strength redness reliever is combined with dual lubricants, to protect and soothe with every blink, providing you with the ultimate Rohto eye drop hydration experience. Rohto optic glow™ soothes eyes for up to 8 hours and uses a mess-free single drop dispenser to reduce the running of eye makeup. Plus, its BAK, bleach-and-dye-free formula is great for sensitive eyes. Optic glow™ is packed with hydro glow™ Technology, a unique blend of proprietary ingredients designed to help improve the health of the corneal surface for clear, white eyes. Use only as directed. Rohto® Optic Glow® Cooling Eye Drops Redness Reliever/Lubricant, 0.4 fl oz * Brightens, soothes, and hydrates with every blink * Provides Maximum Strength Redness Relief * Dual Lubricants help moisturize for the ultimate Rohto hydration experience * BAK, Bleach-and-Dye Free - safe for sensitive eyes * Soothes for up to 8 hours * Put 1-2 drops in affected eye (s) up to 4 x daily.