The licensed Star Trek Cufflinks, made from enamel and rhodium plated silver feature the classic Starfleet communicator badge worn by Captain Kirk and Mr. Spock, as well as the rest of the crew aboard the Starship enterprise. STAR TREK and related marks are trademarks of CBS Studios Inc. All Rights Reserved. - Approximately 1/2"W x 3/4"H - Enamel and silver plated - Bullet back closure - Officially licensed product