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About this design
IRL N21
IRL N21 (Ireland) (Road Sign) Black Coffee Mug
This design takes the form of an Irish road route marker, a green rounded rectangle carrying the route number N21 in bold yellow figures.
Visual Elements & Composition
Green dominates the design, covering most of the surface. The rounded rectangle sits at the centre, framed by a thin white border that separates the shape from the background. The route number N21 fills the middle of the sign in yellow, with the white edge and a small amount of black providing contrast. The composition is flat and vector-clean, with no shading, no texture and no decorative flourishes. Every element serves the sign's single job of making a route easy to read at a glance.
Meaning & Symbolism
Route markers are the quiet language of the road. A number on a coloured shield tells a driver which way they are headed without a word of explanation, and this design borrows that vocabulary to speak about Ireland. The N prefix denotes a national road, and N21 is one of the routes that link the country's towns and counties. The design is modern in style and utilitarian in purpose, drawn from the signage that guides everyday travel rather than from a traditional emblem or illustration.
Turning the Sign in Your Hands
A mug is never seen all at once. As you lift it and turn it, the marker slides across your view, so the green field, the yellow N21 and the white border come into sight one by one. That slow rotation suits a sign built to be read in a moment. Each sip brings the route back into view, which makes this a good companion for a morning spent on the road in your head, or for anyone whose heart is already halfway to Ireland.
- Theme
- Road Sign
- Place
- Ireland
- Printed
- When you order it
Glossy black ceramic mugs in two practical sizes — 11 oz (≈330 ml) and 15 oz (≈440 ml). Comfortable C-handle, microwave- and dishwasher-safe, and manufactured to be lead- and BPA-free. Note: printed blacks may read slightly different from the mug’s base color.
These mugs are made from solid ceramic with a glossy glaze that gives a deep, even surface for printing. Sublimation printing embeds ink into the glaze so artwork sits smoothly on the mug rather than simply sitting on top — that means better resistance to fading and scratching during normal use.
They’re available in the classic 11-ounce size for everyday black coffee and tea, and a larger 15-ounce cup if you like extra room for milk, foam or a long pour. The C-shaped handle is wide enough for a secure grip and balances the mug well when full.
- Material: 100% ceramic with a high-gloss finish for punchy, saturated results.
- Sizes: 11 oz (≈330 ml) and 15 oz (≈440 ml) — choose your routine size.
- Printing: sublimation process fuses color into the glaze for durable imagery.
- Safety: lead- and BPA-free; meets common food-contact safety standards.
- Design note: very dark artwork and the mug’s black base can produce subtle shade differences — add a thin lighter outline to ensure contrast if needed.
These mugs are at home in the kitchen, on the office desk, or tucked into a morning routine. They work for espresso shots, pour-overs, oat-milk lattes — you name it. The larger size is handy when you want a second cup’s worth without a refill.
- Daily use: fill with your preferred brew and sip — the mug handles hot liquids safely.
- Office-friendly: fits most standard mug warmers and sits securely on communal trays and kitchen counters.
- Gifting: packs well (wrap with a soft layer) and pairs nicely with coffee beans, tea tins, or a small box of biscuits.
Practical tip: for very dark designs, try a thin light border or a small margin so the artwork reads cleanly against the black ceramic.
These mugs are both microwave- and dishwasher-safe, but gentle habits extend the life of the print. We recommend dishwasher use on the top rack and milder cycles when possible.
Hand-washing is the friendliest option: warm water, mild dish soap, and a soft sponge. Avoid steel wool, harsh scouring pads, or blasting with extremely hot industrial cycles. And a quick reminder — don’t microwave an empty mug.
Two sizes: 11 oz (approx. 330 ml) and 15 oz (approx. 440 ml). The smaller cup is the familiar, everyday size; the larger one is for fuller pours and extra-creamy drinks.
Each mug’s mouth and height are proportioned so they’re easy to drink from and easy to clean. If you’re pairing with saucers or nesting in cabinets, expect the 15 oz to be slightly wider and taller than the 11 oz.
Size guide
All measurements are product dimensions in inches.
| 11 oz | 15 oz | |
|---|---|---|
| Height (in) | 3.86 | 4.72 |
| Diameter (in) | 3.35 | 3.35 |
| Diameter with handle (in) | 4.72 | 5.12 |
Note: dimensions are nominal — small production tolerances may apply. If you need precise fitment (e.g., for nested storage or custom packaging), please allow a small margin.