Product Description Bausch & Lomb Sensitive Eyes Plus Saline Solution, 12-Ounce Bottles (Pack of 6) From the Manufacturer Extra Gentle Formula For Rinsing And Storing Soft Lenses. Saline solution with potassium, a component of natural tears. The extra gentle, pH-balanced formula for rinsing and storing soft contact lenses. Sterile No Sorbic Acid and No Thimerosal Sensitive Eyes Plus Saline Solution has a gentle, pH-balanced formula which contains potassium, an ingredient found in natural tears. Contents: A sterile, isotonic, buffered solution that contains boric acid, sodium borate, potassium chloride, sodium chloride, preserved with polyaminopropyl biguanide (0.00003%) and edetate disodium (0.025%).