Become The Boy Who Lived With all due respect the prequel books and movies Harry Potter remains the most popular of all J.K. Rowling’s characters. He was more than just the hero of the Harry Potter books and movies. He was an icon who helped and continues to help millions of kids everywhere to fit into their own skin with confidence. Watching him grow up in the stories is a rite of passage for many kids. So it’s only natural that more than a few would want to don the guise of the “Boy who lived” with an officially licensed Deluxe Harry Potter costume like this one. Ready For Quidditch & More One of the great things about this Deluxe Harry Potter is that it is officially licensed. This makes a true statement about the authenticity and the material quality of the entire costume. The fabric components are made from 100% professional-grade polyester, which is comfortable and keeps it from wearing out. If tons of backyard play gets it a little dusty and dirty, you can easily hand wash the polyester fabric to get it looking like new again.