Visine All Day Comfort Dry Eye Relief Lubricant Eye Drops moisturizes and soothes dry eyes and protects against further irritation. For the temporary relief of burning and irritation due to mild dry eye discomfort, these lubricant eye drops have a Natural Tears Formula that contains 10 ingredients found in your own natural tears. Simply put one or two drops in the affected eye(s) as needed for relief. Visine All Day Comfort Dry Eye Relief Lubricant Eye Drops are available in 0.5-fluid ounce and 1.0-fluid ounce bottles.