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  • Office of Surface Mining - Color Changing Coffee Mug 11oz - Go Mug Yourself
  • Office of Surface Mining - Color Changing Coffee Mug - Go Mug Yourself
  • Office of Surface Mining - Color Changing Coffee Mug - Go Mug Yourself
  • Office of Surface Mining - Color Changing Coffee Mug - Go Mug Yourself
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Office of Surface Mining - Color Changing Mug 11oz

Office of Surface Mining - Color Changing Mug 11oz

100 in stock

$17.99 USD
$17.99 USD
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Office of Surface Mining - Color Morphing Mug Design

This full-colour wraparound design takes its name from the Office of Surface Mining, the United States federal bureau that oversees coal mining regulation and the reclamation of land disturbed by it.

Visual Elements & Composition

The artwork runs continuously around the cup, so the design reads as one scene rather than a single panel. Its heat-reactive print drives the composition. When the mug is cold, the image sits only faintly on the surface. Once a hot drink goes in, the full colour comes up. The layout is built around that contrast between a quiet cold state and a vivid warm one.

Meaning & Symbolism

The name points to the Surface Mining Control and Reclamation Act of 1977, which created the office and set out how mined land must be restored. The theme of concealed colour returning under warmth echoes that work. Something that looks dormant is revealed to have been there all along, a playful nod to landscapes brought back into view after disturbance.

Turning the Mug in Hand

A mug is a object that gets turned, so this print is seen in motion. The reveal happens at the moment of pouring, which means the image appears as the coffee arrives, and it keeps changing as the cup is lifted and rotated. Because the artwork wraps the full circumference, every turn brings a new section into view. Gift it to someone who has sat through one too many budget meetings and wants their morning coffee to come with a little commentary.

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.