The shirt carries an orange jack-o’-lantern face, and the face is doing two things at once: one eye is shut in a wink, and a tongue protrudes from the carved mouth. That is the whole design. No lettering, no border, no second motif. The graphic is a carved pumpkin rendered as a face, and the joke is in the asymmetry of the features — a wink on one side, a tongue on the other — which turns a static object into a performed expression.
Look at the mouth first. A traditional jack-o’-lantern mouth is a row of triangular teeth cut into the rind, and the candle inside does the work of making the gaps glow. Here the mouth is not a row of teeth. It is a shape that includes a tongue, which means the carving has been drawn as if the pumpkin were sticking its tongue out — a gesture that belongs to a face, not to a gourd. The wink reinforces it. Together they produce a comic timing: the wink says I know something, the tongue says and I am not telling you. The shirt is not a costume of a pumpkin; it is a costume of a pumpkin with an attitude.
This is where the design differs from the standard jack-o’-lantern shirt. Most printed pumpkins in this genre are either scary — jagged teeth, narrow eyes — or cute — round eyes, small smile. The goofy variant sits between them. The wink is a social signal, and the tongue is a childish one. The combination reads as mischief rather than menace. If you are wearing it to a group event, the shirt does the work of assigning you a role: you are the one who is not taking the holiday seriously. That is a useful thing for a printed object to do, because it saves you from having to explain the joke out loud.
The color is orange, and the observation does not specify a background. That matters for how the face reads at a distance. An orange graphic on a dark ground will pop; on a white ground it will sit closer to the shirt’s own value. The design has no outline or shadow in the supplied description, so the face depends on the contrast between the orange and whatever the shirt color is. If you are choosing a shirt color, the practical instruction is to pick a ground that lets the orange hold its edge — a dark ground will make the wink and tongue legible from across a room, which is the distance at which a costume shirt is usually seen.
The phrase jack o lantern shirt describes a category of garment that is worn for a specific occasion and then put away. That is not a weakness. The shirt is a seasonal tool, and its design should be judged by how well it works in the season. The wink and tongue are readable in a photograph, which is how most group costumes are documented. They are also readable in motion, because the face is large enough to be seen without close inspection. The design does not ask you to explain it. It asks you to wear it.
There is a common ownership to state plainly: this publication and Quirky Cotton Collective share an owner. This is not an independent review. The observation above is based on the supplied visual description of the artwork, not on wearing the shirt or testing its fabric. The design is the subject, and the argument is about what the design does.
If you want the object, the listing is here: Goofy Jack O Lantern Face Halloween Costume Pumpkin. The shirt is a standard t-shirt with the graphic described above. The design is the point, and the point is the wink and the tongue — a carved face that has been given a human expression, and a joke that works because it does not need a caption.