From Brad Pitt to Ben Affleck, Hollywood's most handsome leading men have transformed their look by ditching their razor for just a few weeks.

But it's important to keep facial hair neat so it looks under control instead of unkempt.

In the video above, celebrity hairstylist Diana Schmidtke shows how to maintain a man's beard and shares some insider tips and tricks.

Check out for more great men's grooming products and advice.