EndWarts PEN is an effective treatment for the removal of warts and verrucas. The solution should be used for the treatment of hands, feet, elbows and knees, for both children and adults. The unique formula in EndWarts PEN helps the body to dry out and reject warts. EndWarts PEN is absorbed directly into the wart and the solution leaves no trace on the skin. You can, for example, put on socks or take a bath immediately following application.