They’ll have no fear when their favorite heroes are near! These Marvel-inspired art pieces glow in the dark, like Iron Man’s™ arc reactor, so it’s a supercool addition to their walls. Artwork made with latex paint on stretched canvas. Canvas is stretched over wood bars. Superhero's name glows in the dark. Glow-in-the-dark material needs to “charge” under bright light for approximately half an hour to glow properly. Glow lasts for approximately three to four hours. Pottery Barn Kids exclusive. Mounting hardware not included. Crafted in America from domestic and imported materials.