One of the coolest details about the Spider-Man design used in Civil War and Spider-Man: Homecoming is its mechanical, expressive eyes—a staple of Spidey in comics and animation, but rarely attempted in live action. It works great on screen, but fans are proving adept at recreating the effect for their costumes, too.
Source: io9 – Cosplayers Are Already Figuring Out How to Create Their Own Spider-Man Shutter Eyes