a razor head , especially a razor blade unit of a wet razor , with the razor head being disposed at the front end of a handle . a single or double razor blade is yeildingly mounted in a plastic housing that is provided with a front guide strip . to provide an improved spring or yielding mounting of the single or double razor blades , these blades are secured to a blade member that is pivotably mounted in the plastic housing so as to be pivotable against a spring force about an axis that extends parallel to the guide strip .