Treet super single edge blades are razor blades that will gives a single edged shave. Great for people who are trying to get a close shave and do not want to have to worry about leaving hairs behind. Helps to gives a nice close shave. For use in a single edge razor, are manufactured from the highest quality materials. High speed machines hone each blade to a sharp razor edge. The result is a blade that gives a clean, close and smooth shave, stroke after stroke, shave after shave.