Amazon.com: Halloween Dawn of Justice Deluxe Blank Superman Costume Superhero Cosplay Bodysuit Zentai Onesie Outfit For Boys 4-5T : Clothing, Shoes & Jewelry
See the evolution of Superman's costume in film and TV - The Verge
Amazon.com: Deluxe DC Comics Superman Costume for Kids, Blue & Red Superhero Suit for Superhero Parties, Cosplay & Halloween Large : Clothing, Shoes & Jewelry
The Christopher Reeve 'Superman' costume is up for auction