The Star Trek The Cruise Crossbody Backpack 2019 Bag Knapsack Enterprise is a collectible item inspired by the Star Trek franchise, specifically the Enterprise spaceship from the series. This unique knapsack features iconic elements from the popular science fiction and horror genre, making it a must-have for fans of Star Trek. It allows fans to show off their love for the franchise while also providing a practical and stylish way to carry their essentials.