Deluxe Star Trek Shirt Costume - Large - Chest Size 44 Each of our deluxe Star Trek costumes includes a shirt with printed emblem and black dickie. Choose this deluxe Starfleet officer shirt in red (operations officer), blue (science officer), or gold (command officer). The Star Trek costumes comes in adult sizes Plus Size, Small, Medium, Large, X-Large. This Star Trek costumes is an officially licensed Star Trek costume. The Star Trek phaser is available separately from this deluxe adult Star Trek movie costume.