Trigun Keychains are a fan-made product made from Polyurethane. It is a very durable material that has enough flexibility to use as keychains and charms. Trigun is an anime series created by Yasuhiro Nightow. It’s set in a world of desert wastelands, class wars and high-tech cities known as the “Gunsmoke Planet.” The show features bounty hunters wearing yellow jumpsuits called gunmen, and includes a young man named Vash who has lightheartedness and a strong sense of justice.