Home / Color Changing Coffee Mugs / Fort Harrison, Va. Group of Surgeons of the Army of the James (U.S. Civil War) Color Changing Mug 11oz
  • Fort Harrison, Va. Group of Surgeons of the Army of the James (U.S. Civil War) Color Changing Coffee Mug 11oz Default Title 11oz - Go Mug Yourself
  • Fort Harrison, Va. Group of Surgeons of the Army of the James (U.S. Civil War) Color Changing Coffee Mug 11oz - Go Mug Yourself
  • Fort Harrison, Va. Group of Surgeons of the Army of the James (U.S. Civil War) Color Changing Coffee Mug 11oz - Go Mug Yourself
  • Fort Harrison, Va. Group of Surgeons of the Army of the James (U.S. Civil War) Color Changing Coffee Mug 11oz - Go Mug Yourself
  • Fort Harrison, Va. Group of Surgeons of the Army of the James (U.S. Civil War) Color Changing Coffee Mug 11oz - Go Mug Yourself
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Fort Harrison, Va. Group of Surgeons of the Army of the James (U.S. Civil War) Color Changing Mug 11oz

Fort Harrison, Va. Group of Surgeons of the Army of the James (U.S. Civil War) Color Changing Mug 11oz

100 in stock

$17.99 USD
$17.99 USD
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Fort Harrison, Va. Group of Surgeons of the Army of the James (U.S. Civil War) Color Changing Coffee Mug 11oz

A Battlefield Transformed

This color-changing mug vividly captures the stark contrast of the U.S. Civil War, bringing the historical significance of Fort Harrison to life. When cold, the mug presents a shadowed scene, a hushed testament to the conflict’s solemnity. The focal point is a stylized representation of Fort Harrison itself, rendered in muted tones, suggesting the fort's strategic importance and its role within the larger Petersburg Campaign. Below the fort, the title "Fort Harrison, Va." is displayed, with the unit "Group of Surgeons of the Army of the James" arching underneath, setting the stage for the dramatic reveal.

The Transformation: A Scene of Hope Emerges

As the mug warms with the infusion of a hot beverage, the design undergoes a dramatic shift. The background transforms, revealing a crimson hue symbolizing the bloodshed and sacrifice of the conflict. Simultaneously, the central artwork of the fort may subtly transform or brighten, revealing more details. The words "Army of the James" may become more visible and vibrant. This color-changing effect symbolizes the unfolding of events and the efforts of the surgeons who labored to provide care under fire.

Symbolism of Duty and Sacrifice

The mug’s design focuses on the unsung heroes of the war: the surgeons. The imagery represents the dedication and sacrifice of the medical personnel. The transformation from a shadowy landscape into a vivid scene of action encapsulates the intense realities of providing medical care during this pivotal moment in history. The overall effect is a visual homage to those who served and a reminder of the human cost of the conflict.

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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.