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  • Flag of Drogheda Ireland - Color Changing Coffee Mug 11oz - Go Mug Yourself
  • Flag of Drogheda Ireland - Color Changing Coffee Mug - Go Mug Yourself
  • Flag of Drogheda Ireland - Color Changing Coffee Mug - Go Mug Yourself
  • Flag of Drogheda Ireland - Color Changing Coffee Mug - Go Mug Yourself
  • Flag of Drogheda Ireland - Color Changing Coffee Mug - Go Mug Yourself
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Flag of Drogheda Ireland - Color Changing Mug 11oz

Flag of Drogheda Ireland - Color Changing Mug 11oz

100 in stock

$17.99 USD
$17.99 USD
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Flag of Drogheda (Ireland) - Color Morphing Mug Design

This design renders the official flag of Drogheda, Ireland, as a bold, traditional heraldic composition that reads clearly from across the table.

Visual Elements & Composition

Red dominates the flag, covering about half of the design, with black taking most of the rest and blue adding a supporting band. Small touches of white and gold pick out the heraldic details. The artwork is a flat vector illustration built around a centred shield, with a vertical tricolour running through its field and a scroll unfurling beneath. Nothing is decorative for its own sake: every element sits in a balanced, symmetrical layout. Lettering is part of the composition, with the words DEUS, PRÆSIDIUM, MERCATURA and DECUS set into the scroll and field.

Meaning & Symbolism

The figures are the town's civic vocabulary. A castle with two towers, three lions passant, and a medieval ship each point to Drogheda's history as a fortified settlement and a working port. The crescent moon with star and the heraldic torse add further layers of heraldic tradition. The four Latin mottoes translate as God, Protection, Trade and Honour, a compact summary of how the town saw itself. The design is modern in its drawing, but its content is centuries old, and it reads as a record of regional identity rather than a passing style.

Made for the Hands and the Morning Cup

A mug is turned in the hand, so the flag is seen in pieces: the shield on one turn, the scroll and mottoes on the next. The design wraps the full curve of the cup, and its heat-reactive surface keeps the artwork faint while the mug is cold. Pour in something hot and the flag emerges, a small ceremony that suits a gift for someone with roots in Drogheda or a love of flags and heraldry.

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Color-changing ceramic mugs with a glossy finish, black exterior, and white interior. Available in one size: 11 oz (≈330 ml). Heat-reactive coating reveals your custom design when filled with hot liquid. BPA- and lead-free, with a comfortable C-handle.

This mug brings a playful twist to the daily coffee or tea ritual. At room temperature, it looks like a simple black mug with a glossy finish. But add a hot beverage, and your chosen design fades into view, showing vivid colors against the white interior.

The ceramic body is durable enough for repeated use, while the C-shaped handle balances comfort and grip. Printing uses sublimation techniques that fuse color into the heat-reactive surface for crisp results when the design appears.

  • Material: ceramic with glossy black exterior and white interior.
  • Size: one standard size, 11 oz (≈330 ml).
  • Finish: glossy glaze with heat-sensitive surface.
  • Printing: sublimation process produces crisp, vibrant colors.
  • Safety: BPA-free and lead-free, suitable for everyday drinks.
  • Effect: design is faintly visible when cold, fully revealed when hot.

Perfect as a novelty gift or a fun personal mug, the heat-reactive design makes coffee breaks more engaging. It works well for morning coffee, afternoon tea, or hot chocolate.

  1. Daily routine: fill with any hot beverage to reveal your chosen artwork.
  2. Gifting: the “magic” reveal makes it a memorable present for birthdays, holidays, or office exchanges.
  3. Office use: sparks conversation while still being practical for everyday drinks.

Note: for best results, avoid designs that rely heavily on deep black backgrounds, as they may blend with the mug’s surface when cold.

Unlike standard mugs, color-changing mugs require gentler care to preserve the heat-reactive coating. Hand-wash only — avoid the dishwasher and abrasive scrubbers, which can damage the finish and reduce the effect.

The mug is safe for short microwave use when heating liquids, but repeated high-heat cycles may shorten the lifespan of the coating. Always allow the mug to cool before washing.

Available in one classic size: 11 oz (approximately 330 ml). It’s large enough for most standard coffee makers and fits comfortably in most cabinets.

Size guide

All measurements are product dimensions in inches.

11 oz
Height (in) 3.78
Diameter (in) 3.23
Diameter w/ handle (in) 4.76

Note: measurements are approximate; slight variations may occur due to manufacturing tolerances.