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

Flag of Minneapolis - Color Changing Mug 11oz

100 in stock

$17.99 USD
$17.99 USD
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Flag of Minneapolis - Color Morphing Mug Design

This design reproduces the official flag of Minneapolis, Minnesota, a royal blue pennant set on a clean white field that reads at a glance as civic pride.

Visual Elements & Composition

Royal blue and white do all the work here, with no other colours competing. The pennant cuts across the white field and its pointed shape sweeps toward the edge, giving the whole composition a sense of motion. At its centre sits a white circle divided into four quadrants, each holding a blue symbol: a building, a cogged wheel with a steel square, a ship's wheel, and a microscope. The contrast is high and the lines are crisp, so each icon stays legible even at a small scale.

Meaning & Symbolism

Each icon stands for a pillar of city life. The building represents education and the arts, the cogwheel and steel square stand for labour and industry, the ship's wheel marks the lakes and rivers that shaped the city, and the microscope signals research and progress. The forward-pointing pennant carries the city's motto, "En avant" (Forward). The flag was created by Louise Sundin and adopted in 1955, so the design is a mid-century statement of identity that still speaks of looking ahead.

Made for the Hand and the Morning Pour

A mug is turned in the hand, so the circle of icons rotates into view as you drink, and the pennant wraps around the curve of the cup. The most distinctive trick is the timing: the design is faint when the mug is cold and comes up in blue as a hot drink is poured in. Each morning the flag appears gradually, as if the city were rising with the coffee. It is a fitting way to carry a symbol of forward motion.

Size

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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.