“It looks great. That's probably the main thing but just note that, while I was recommended a large, it's tight. Now I like that and, hell, it might even save me a few watts but if you like it a bit looser then go one size up (maybe even two).
It very much pulls you into an on the bike position so if it feels a bit weird when you're on the way to the bike, don't worry, it'll feel better doing the job you bought it for.
Did I mention it looks great?”