Some letters give a hand more room than others
A tag's letters get chosen for how they draw, not what they mean — round, open shapes reward thousands of repetitions, and narrow ones fight the hand every time.

A full alphabet in graphite, four even rows, nothing around it — no grid lines, no name attached to it. About a third of the letters are circled in one fast confident loop; the rest sit plain.
Nothing on the shirt says why. The circled letters are simply the ones a hand enjoys.
Why would somebody circle part of an alphabet and leave the rest?
Because not every letter is worth spending thousands of repetitions on.
A tag gets written more times than almost anything else in the practice, so before the name means anything it has to survive being drawn constantly. Circling the ones that reward that — leaving the rest alone — is a private test being run in a sketchbook, or in this case on the chest, with nothing around it to explain what it's testing for. There's no key anywhere on the shirt, and there wasn't meant to be one: the test was for the hand that drew it, not for anyone reading the result later.
What makes a letter pleasant to paint and another one a fight?
Room, mostly — how much space a letter gives a hand to swing through.
Round and open shapes let a stroke curve without stopping: an O, a C, a rounded R all take a single continuous motion the way the same hand repeats a whole tag without supervision. Narrow, cramped letters — a tight I, an M packed with verticals — force the hand to stop, reposition and start again, which is exactly the cost a fast style is built to avoid.
Why does the shape get chosen before the meaning does?
Because the name will be drawn thousands of times, and it has to mean something just once.
Picking a word for what it says, and discovering afterwards that it fights the hand on every letter, is a mistake most writers make once and correct. Picking for the shapes first, and letting the word follow from there, is the version that survives being painted for years.
Can I use letters that spell somebody else's tag?
No — the letters are common property, but the specific word somebody built out of them isn't.
The alphabet itself, every round or narrow shape in it, belongs to nobody. The exact word one writer assembled from those shapes, repeated until it became recognisably theirs, is the same as any other name in this practice: reproducing it is copying their identity, not borrowing a font. Choosing your own combination of letters that happen to draw well is the entire point of doing this yourself.
Does the same logic apply to a group's initials?
Yes, and it usually matters more there.
A crew's initials get painted by people who mostly aren't in the room when it happens, which means the shapes have to survive being drawn by several different hands rather than one. Picking three letters that are awkward to interlock is a decision the whole group lives with, not just the person who proposed it.
Isn't choosing a name for its shapes a strange way to pick an identity?
It's a strange way to pick a word, and a completely ordinary way to pick a tool you'll use for years.
Nobody picks a hammer for what its name means. A tag works less like a word chosen for meaning and more like an instrument chosen for how it performs under the hand — closer to how the early sketches in a blackbook get tested and rejected long before anyone sees the finished version.
Does a plain graphite alphabet print well?
Very — it's the simplest possible version of flat, hard-edged artwork.
One colour, no gradient, no fine detail beyond the loop of a marker circling a letter. Chalk white, bone or a pale grey ground all let graphite black sit clean, and because nothing here depends on colour contrast, it holds up printed small exactly as well as it does across a full chest.
How do I get one made?
Describe the letters at JustOG — the alphabet, which ones get circled, and the loop that marks them. 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.
Two-thirds of the alphabet sits there ignored, and the shirt doesn't say what was wrong with them.