HYLO DUAL EYE DROPSWhen you experience symptoms of dry eye or burning, itching, which can be caused by hypersensitivities (i. e.: allergies) your doctor may recommend using eye drops (artificial tears). Offers immediate comfort (no stinging upon application), moisturizes and protects your eyes from dryness and irritation for a long time. Is preservative free and usually very well tolerated. Is phosphate free, avoiding complications like deposits on the cornea. Is