The tag says Room 4, and you have never been in it

A hard case, standing on end, running the full height of the print. Four latches down its left edge. One moulded handle halfway up the right, with a rectangular tag hanging off it on a short loop: J PELLAM / ROOM 4.

At its foot, on the right, one backpack. The whole day's other requirements fit inside that.

Something leaves the house every week that is out of scale with the person carrying it.

Why does the case run the whole height of the print?

Because the scale is the subject, and putting it in the composition means the words do not have to carry it.

The case is drawn upright and unbroken from top to bottom; the backpack beside it comes up a little past the lowest latch. That ratio is not exaggerated for effect — it is roughly what a hard case for a full-size instrument does next to a bag sized for a child.

A shirt that had to say "it is enormous" would be a worse shirt. This one puts two objects side by side and lets you do the sum, which is the same sum done in a hallway at ten to eight.

What is the tag on the handle doing?

The same thing a tag on any handle does: it consigns an object to a place, and adds a name so it can be found without its owner standing next to it.

J PELLAM / ROOM 4 is two facts and no more: a name and a room number, on a loop of card, tied to something that will spend the day somewhere nobody at home has been. The number means the building holds a plan of itself the family has never seen, and this object has a coordinate on it.

That is what the design turns on. You can label a thing precisely enough for a stranger to route it and still have no picture at all of where it ends up.

Why four latches and one moulded handle, and nothing else?

Because that is the complete vocabulary of a thing designed to be lifted by an adult.

Four latches fasten something heavy, valuable and awkward. A single moulded handle halfway up the side is a grip placed for an adult's arm at an adult's height. Neither detail was chosen with a child in mind: the case was built for the instrument inside it, and everything after that fell to whoever carries it.

Hinges, seams, a texture or a maker's badge would turn the print into a portrait of a case. Four latches and a handle keep it as a statement about weight.

Why is the ground to the left of the case empty?

Because that space is the room it takes up, and the room it takes up is part of what it costs.

An object like this occupies more than its own footprint. It stands in a hallway where people have to walk round it. It goes into a boot in one position and nothing else fits alongside. It leans in a doorway and becomes something to be edged past. The empty ground beside it is that clearance, drawn as nothing so it reads as space rather than as an object.

It also keeps the print open down one side, which is what stops a large body print from closing into a badge shape. No ring, no border, no arch of words. Two objects and clear ground.

Which comes first, the morning or the object?

The object. Whatever else the day was going to be, it is now a day with a hard case in it.

The route changes because you cannot walk it. The car is the car with the seat down. The other things that would have gone in the boot wait for a different day, and the leaving time moves earlier by whatever it takes to load. That is the arithmetic on the heaviest morning in the week, and it is done before anybody has left.

Other mornings send out one object because somebody chose it off a shelf. This one sends out an object that a timetable chose, and the household arranges itself around the decision.

Is a name and a room number on a shirt a problem?

Not this name and not this number — J PELLAM / ROOM 4 was invented for the design and identifies nobody.

Your own arithmetic about your own morning is yours, and so is a tag you wrote yourself. A real school crest on the case would be a licensing question rather than a refusal: the crest is the school's mark and schools license it, which is why uniform suppliers can print it. It is usually not worth the paperwork, because an invented tag says everything about your household without pulling an institution into a garment. Another family's child on the tag is a different matter — that is a consent question, and there is no licence you can buy for it. Style has no owner. A work does.

Does this work for something that is not an instrument?

Yes. The design needs one object out of scale with its carrier, and there are plenty.

A folded easel. A tray of models covered in cling film. A goalkeeper's bag, a telescope, a bass drum, a box of baked things. Anything carried through a door by somebody who cannot quite get an arm round it produces the same picture and the same morning.

The tag adapts furthest. Some objects are consigned to a room, some to a person, some to a day — the version that stays in the building belongs to a kit that lives there all week rather than coming back at four.

Does it print well?

Yes — two inks, hard edges, and a shape tall enough to use the length of a body print.

Cream for the case body, brass yellow for the outline, the latches, the handle, the tag and the backpack. Two screens on a dark ground. The speckled break-up inside the cream fill is coarse rather than fine, so it survives the weave instead of closing up into flat cream after a few washes.

The tag text is the one place to be careful. Two short lines in capitals at that size hold up; a third line, or a smaller face, would drop below what the fabric can resolve. Bottle green is the natural ground — the cream carries the height and the brass reads without glare — and navy, charcoal or deep brown all do the same job.

How do I get one made?

Describe the object at JustOG — what it is, what stands next to it for scale, and what the tag should say. Pick a direction, drag the crop frame, see it composited on the real garment, and it's made to order and shipped.

Designs other people have published are in the shop.

The case goes in first and everything else fits round it. The boot shuts on the second attempt.