Exfoliation softens and smoothes, keeping pores clear and ingrown hairs at bay. May form pimples at the surface and become infected.
Loofahs are abrasive, often used to exfoliate body skin.
Common causes include placing too much pressure on the blade, dull blades, harsh soaps, and alcohol-containing products, to name a few. Stops minor cuts like magic. Just moisten and apply. Temperature, humidity, even diet and stress can alter your skin's thickness and resilience. The key to getting a clean, close, comfortable shave is prepping your beard properly.