Because Hollywood movies are not generally based in, you know, reality. They're meant to be flashy and futuristic because that is what the audience expects in sci-fi movies. Real life isn't flashy and futuristic, though, and there's a lot of requirements to the suits which aren't super exciting.

So, yknow, good thing it's not a toy but a functional piece of clothing that's supposed to help astronauts do their job.