Creative Christmas Tree Design Take the classic Christmas tree shape and add sparkling decorative like lights, stars, and gift ornaments to transform this practical trailer cap into a festive centerpiece, instantly elevating your vehicle's Christmas spirit. Easy Installation and Adaptability Designed specifically for trailer couplers, the elastic mounting base accommodates most standard sizes, allowing for quick tool-free installation and removal, and easy storage after the holidays. And Waterproof Material Made of high-toughness ABS plastic or rust-resistant metal frames with a waterproof coating, they withstand rain and snow, ensuring they look new all season long. Safety and Alert Features Select models feature built-in LED light strips or reflective patches for enhanced nighttime visibility, perfect for both fun and safety. A Perfect Holiday Gift Exquisitely packaged in a gift box and including a greeting card, this cap is perfect for truckers, campers, or car modders, offering a unique Christmas surprise. Specifications: Applicable to trailer covers with a diameter of 5 cm Package: 1 pcs Cover cap trailer coupling decoration