Captain America's shield is a fictional item appearing in American comic books published by Marvel Comics. It is the primary defensive and offensive piece of equipment used by the Marvel ComicssuperheroCaptain America; he is seldom seen without it. Over the years, Captain America has had the use of several different shields of varying composition and design. His original heater shieldfirst appeared in Captain America Comics #1 (March 1941), published by Marvel's 1940s predecessor, Timely Comics. The circular shield best associated with the character debuted in the next issue, Captain America Comics #2. Captain America was created by the team of writer-artist Joe Simon and artist Jack Kirby.