I AM IRON MAN: Now you can wield the power of Tony Stark's Iron Man armor tech with this set of Arc Reactor rings! WIELD THE POWER: Each of the five rings in this set depicts a unique Arc Reactor design, including those used with the Iron Man armors Mark I, Mark II, Mark III, Mark VI, and Mark VIII. SUPER CONSTRUCTION: Durable base metal rings with glow-in-the-dark colored enamel inlay. Adjustable rings; one size fits most. OFFICIALLY LICENSED: Ring set comes in an attractive Marvel branded clamshell box emblazoned with the Stark Industries logo. GREAT GIFT IDEA: Purchase this ring set for yourself or gift it to the Marvel fan in your life! Now you can wield the power of Tony Stark's Iron Man armor tech with this set of Arc Reactor rings! Durable base metal rings with glow-in-the-dark colored enamel inlay. Each of the five rings in this set depicts a unique Arc Reactor design, including those used with the Iron Man armors Mark I, Mark II, Mark III, Mark VI, and Mark VIII. Ring set comes in an attractive Marvel branded clamshell box emblazoned with the Stark Industries logo. Adjustable rings; one size fits most.