Panasonic All-in-One, $30

With its light weight and wet/dry capabilities, this is perfect for mowing in the shower.

Philips Norelco Vacuum Trimmer, $26

The razor's vacuum ensures your significant other won't bust your balls for hair left in the sink.

Wahl Lithium Ion, $40

This trimmer requires changing guards for different lengths, but gets seven shaves off one hour-long charge.

• Those pulling off the look: Bradley Cooper, Hugh Jackman, Justin Timberlake

• Those not:
  Spencer Pratt

Ah yes, the two-day scruff. It's become something of a modern classic—at once masculine and youthfully carefree—conveying that you're a man who doesn't bother with conventions. But in reality, most guys with a shadow perpetually paused at 5 o'clock, have spent more time pruning that scruff than if they were just to simply shave. But you just want to know how to maintain it, so here's your best bet: a beard trimmer set to your desired length. Here are three we'd recommend.