Hyabak 0.15% Eye Drops Hyabak 0.15% Eye Drops moisturise & lubricate eyes & contact lenses for long lasting relief from the discomfort of dry eyes. They are recommended: To moisten & lubricate the eye in case of dryness sensations or ocular fatigue induced by external factors such as wind, smoke, pollution, dust, dry heat, air conditioning, air travel, prolonged work in front of a computer screen. For contact lens wearers, it enables the lubrication & hydration of the lens in order to make insertion & removal easier & provides immediate comfort of wear during the day. Hyabak 0.15% Eye Drops contain the active ingredient sodium hyaluronate, which offers optimal water retention as it acts like a sponge, retaining water & releasing it progressively. These 'intelligent' drops flow when you blink & retain a clear surface when your eye is still. As natural as tears, Hyabak 0.15% Eye Drops are preservative free, so can be used with any type of contact lens & helps to protect the ocular tissue. Thanks to the unique Abak bottle, you can get up to 2 months treatment in a multi-use bottle without the need for preservatives.