Dr. Henry Pym
After being Ant Man, Giant Man, Goliath and Yellowjacket (and having a nervous breakdown) Hank Pym's next heroic identity was Dr. Pym! Dressed in a sensible red jumpsuit, Dr. Pym used his ability to grow and shrink objects to fight crime and save the world! Dr. Pym and his jumpsuit were long-serving members of the West Coast Avengers.