Hylo-Tear is a carefully formulated product containing 0.1% Sodium Hyaluronate that can quickly relieve moderate symptoms of dry eye. Sodium Hyaluronate is a natural and long acting ingredient which is present in many parts of our body including the eye. Delivered via the unique, patented COMOD system, Hylo-Tear will release one drop for every click in a pump action technique. Hylo-Tear is preservative free and will remain sterile for six months from the time of opening, making it extremely economic and cost effective.