Seconds after you sit down in the nail salon, you've historically been forced to make a binary decision: square or round? But it's not that simple anymore. These days, nail shapes are more varied than ever, thanks to influencers and celebrities alike wearing a variety of far-from-traditional silhouettes. It's not just about picking the perfect nail color or showing off a funky design anymore — nail shapes are the new it-factor when it comes to nailing a manicure (no pun intended).