The 1968 Bedford J box truck in the film has a vintage and somewhat whimsical appearance, fitting with the overall fantastical theme of the movie. It features a boxy and utilitarian design, with a distinctive two-tone paint scheme of light blue and white. The truck is adorned with various decorative elements, such as colorful swirls and patterns, to give it a unique and eccentric look.

While the interior of the Bedford J box truck is not extensively shown in the film, it is depicted as an extension of Willy Wonka's magical world.