Nope you wash it with the wrap on just like you would normally wash a car. Most folks who get supercars nowadays tend to wrap them to protect the paint even if it's just a clear wrap. The wrap is bonded to the car. It's actually amazing to watch the guys work if you have someone who is meticulous....my guys take a week to wrap my car.
Here's a video of the process
Wow that was dope! Thanks!