Barry is bemused, but rather than harp on it he lets it go and says, "I guess I'm just glad you were able to take care of it for me."

Doing it himself would've been difficult, and probably wouldn't have turned out so well.

Seeing the jacket, Barry's gone, and then he's back again now wearing the suit with a new undamaged jacket.

Juice bottle in hand, he asks, "Where does that stuff come from, anyways?"

He gives a nod at Yamato, indicating the jacket and the surgical kit that seems to be gone now.