OptiLube Lubricating Jelly 42gOptiLube is a water based, water soluble gel, which has a non sticky, non greasy formulation. OptiLube will not damage rubber or metal and is safe to use on human tissue.Suitable for use in gynaecological exams, electrotherapy, cystoscopic, digital examination and introducing airways or where additional lubrication is needed. Water Soluble Lubricating JellySterile and greaseless Safe for use on human tissue