When shaving a client, professional barbers typically use warm lather and a:

Using a straight razor is a hallmark of traditional barbering practices, especially when paired with warm lather. The warm lather helps to soften the beard and open up the pores, which facilitates a smoother shave and increases client comfort during the shaving process. A straight razor, known for its precision and closeness of shave, allows barbers to execute intricate techniques and attain an almost flawless finish on the skin.

Additionally, the use of a straight razor has aesthetic and historical value in the barbering profession, often associated with a high level of skill and craftsmanship. It also enables barbers to work with varying angles and pressures, giving them the flexibility to cater to the specific contours of the client's face. The combination of warm lather and a straight razor is a classic approach that highlights the expertise of barbers and enhances the overall experience for clients seeking a traditional shave.