As the Senior Writer at Yahoo Beauty, testing out products comes with the territory. But when we decided to find out which beard trimmers stood up to the test, we had to bring in a new guinea pig—my husband Brooks. Thankfully he was totally game, buying a special notepad for the project, and obsessively studying, testing, and writing about the pros and cons of five top trimmers. A new beauty editor is born? Quite possibly. He’s already angling for his next assignment. In the meantime, here’s the scoop on the coolest beard trimmers on the market.