These officially licensed Star Trek Costume shirts merge the comfort of a T-shirt with the iconic designs of the Starfleet uniforms. Whether you're an engineer with a penchant for red, a science officer channeling Spock in blue, or taking the helm as Captain Kirk in yellow, there's a shade tailored for your intergalactic role. These t-shirts ensures you're ready for any space exploration or earthly gathering. Whether you're attending a Halloween event, a Star Trek marathon, or a cosplay convention, this t-shirt beams you straight into the heart of the action. These standard fit teees are made of 60% cotton / 40% polyester. Be sure to check out our Size Chart to get an idea of the average size and dimensions of this Star Trek Original Series Uniform Badge Costume T-Shirt style.