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

Flag of Uri Switzerland - Color Changing Mug 11oz

100 in stock

$17.99 USD
$17.99 USD
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Flag of Uri, Switzerland - Color Morphing Mug Design

This design shows the flag of Uri, one of the founding cantons of the Swiss Confederation, set as a bold pair of black and yellow fields.

Visual Elements & Composition

The flag is built from two strong blocks of colour, black and yellow, arranged with no ornament or lettering to compete with them. The contrast is stark and graphic, so the design reads clearly from across a table. Nothing is decorative for its own sake: the composition is the flag itself, rendered in full colour and wrapped around the body of the mug.

Meaning & Symbolism

Uri is one of the three original cantons that formed the Swiss Confederation in 1291, and its colours carry the weight of that history. Black and gold were the heraldic colours of the canton, and the bull's head that appears in its coat of arms reflects the region's name and its long association with strength and independence. Flags like this one were once rallying points for mountain communities who governed themselves, and the design still carries that sense of local pride.

Made for the Hand

A mug is turned in the hand, so the design rotates past the eye with every sip. Where the colours sit on a curved surface, the composition is seen in pieces, and the black and yellow bands meet and separate as the cup moves. The true reveal happens when the mug is warmed: the design surfaces from the black exterior as a hot drink goes in, which makes this the rare flag that appears only when the morning coffee arrives.

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.