You want to be an Iron Man? You don’t need any armor. You just need some iron weights. Like these official Iron Man kettlebells. This is Onnit’s upcoming 40lb Iron Man Kettlebell, which will be part of their official Marvel lineup along with those cool Captain America barbell plates and more. Get your superhero workout going with these kettlebells and you will feel the burn like you are going full throttle in the Iron Man armor, afterburners going full blast.