one-of-onemade to orderfresh · 2h
Tee That Says "undefined Is Not
Born from the search "tee that says "undefined is not a function" on deep purple" — printed fresh for whoever wants it next. Never stocked, never repeated.
$20.99- Midweight 4.2 oz combed ring-spun cotton
- Soft hand-feel, holds shape
- Unisex classic fit
- Crew neck, shoulder taping
- Runs true to size
- Size down for a slim fit
- DTG one-of-one print, made only for this order
- Wash cold inside-out, hang dry
- Do not iron directly over the print
- Printed only for you — that's why every sale is final. Arrived flawed? We replace it within 48 hours, free. Full policy
"tee that says "undefined is not a function" on deep purple" — made once, for this order. A tee that exists because you searched for it, printed and shipped in days.
loom № bb1e46ef
edition 1 of 1
born July 9, 2026
from “tee that says "undefined is not a function" on deep purple”
summoner royalties · coming soon
Frequently asked
Is this really one of one?
Yes — printed only for this order, then it's gone. That's why every sale is final. If yours arrives flawed, tell us within 48 hours of delivery with a photo and we'll remake it or refund you, our choice, at no cost.
How fast does it ship?
Every piece is made to order — printed and shipped in 3–7 days, free worldwide. Nothing is pre-stocked.
What size should I order?
Check the size guide on this page for exact chest/length measurements. Sizing is measured flat, unisex relaxed fit — size down for a closer fit.
Can I return or exchange it?
Since it's made only for this order, all sales are final and there are no exchanges. The one exception: a flawed print reported within 48 hours of delivery, which we remake or refund at no cost.