It's a Master Plumber Thing You Wouldn't Understand — Tank
Master plumber is a licence, not a compliment. Only buy it for someone who actually holds one.
1 design of the same line, so you can pick the artwork rather than settle for the first one you find.
Master plumber is a licence, not a compliment. Only buy it for someone who actually holds one.
Trade and profession shirts are specific on purpose. Someone who says they are a master plumber will not accept a near-miss title, and the closely related jobs each have their own version — that precision is the whole point of the joke.
One design for this job so far. Check the wording matches the title they actually use before buying.
Best for someone a few years into the work — long enough that the job has its own vocabulary and its own complaints. For a new starter it can read as presumptuous, and for someone who has left the trade it reads as nostalgia rather than a joke.