These moisturising and lubricating eye drops for sensitive eyes provide immediate comfort that lasts all day. Hyabak Protector drops contain the active ingredient hyaluronic acid - also known as hyaluronan - and are free from preservatives. Hyabak® features and benefits: Hydrates and lubricates the eye’s surface Clinically proven to relieve signs and symptoms of dry eyes Unique bottle system means NO preservatives Can be used for up to 3 months from opening Hypotonic formulation for effective relief Can be used before, during and after wearing all types of contact lenses