Iron Man Marvel Glow-In-The-Dark Pewter Arc Reactor Keychain In Celebration of Tony Stark’s Iron Man as seen in the Marvel Studios Avengers films, this oversize pewter Arc Reactor glow-in-the-dark metal key ring features the Arc Reactor powering Tony’s chest and power suit in Iron Man 3. Keychain Details: Sturdy Pewter key chain 2 inches across & nearly 1/2 inch thick! Features textured “Iron Man” logo imprinted on the back Includes industrial stainless steel keyring and clip Arrives on colorful Marvel Comics Iron Man printed art backing Incredible blue Glow-in-the-Dark effect! (Requires charging under bright lamp for full effect) Perfect for Iron Man fans: Carry your own Proof that Tony Stark Has a Heart