Home / Color Changing Coffee Mugs / Acting Master Freeman, U.S.N. (U.S. Civil War) Color Changing Mug 11oz
  • Acting Master Freeman, U.S.N. (U.S. Civil War) Color Changing Coffee Mug 11oz Default Title 11oz - Go Mug Yourself
  • Acting Master Freeman, U.S.N. (U.S. Civil War) Color Changing Coffee Mug 11oz - Go Mug Yourself
  • Acting Master Freeman, U.S.N. (U.S. Civil War) Color Changing Coffee Mug 11oz - Go Mug Yourself
  • Acting Master Freeman, U.S.N. (U.S. Civil War) Color Changing Coffee Mug 11oz - Go Mug Yourself
  • Acting Master Freeman, U.S.N. (U.S. Civil War) Color Changing Coffee Mug 11oz - Go Mug Yourself
  • Acting Master Freeman, U.S.N. (U.S. Civil War) Color Changing Coffee Mug 11oz - Go Mug Yourself
1 6

Acting Master Freeman, U.S.N. (U.S. Civil War) Color Changing Mug 11oz

Acting Master Freeman, U.S.N. (U.S. Civil War) Color Changing Mug 11oz

100 in stock

$17.99 USD
$17.99 USD
Sale Sold out
Shipping calculated at checkout.

Acting Master Freeman, U.S.N. - A Visual Tribute

This unique coffee mug transforms before your eyes, offering a dynamic and engaging visual experience centered around the historical figure of Acting Master Freeman, U.S.N., a valiant officer of the U.S. Navy during the Civil War era.

The Design Revealed

Initially, the mug presents a stately, monochromatic representation of a nautical chart, hinting at the naval career of Acting Master Freeman. Superimposed over the chart, in a subtle yet visible manner, are elements suggestive of naval battles, like cannons and naval flags. The muted tones create a sense of history and the passage of time.

A Transforming Narrative

As the mug is warmed, a captivating transformation unfolds. The black and white design gives way to a vibrant reveal. The details of the naval battles emerge with clearer definition. The colors of the Union naval flag burst forth, accompanied by the bold words: "Acting Master Freeman, U.S.N." in a classic, period-appropriate font. This dynamic shift represents the unfolding of history and the courageous actions of Freeman and the U.S. Navy during the Civil War.

Symbolism and Meaning

The design’s transformation is a metaphor for uncovering the past. The initial, subdued presentation symbolizes the information that is latent, waiting to be revealed. The warmth of the beverage activates the narrative, bringing to life the details of Freeman's service. The design pays homage to the bravery and dedication of the officers and sailors who served in the U.S. Navy during a tumultuous period in American history.

Title
Size

Bulk Discounts Available

These discounts apply to all products.

Buy 2
10% OFF
Buy 3+
20% OFF
Buy 5+
30% OFF
Buy 10+
40% OFF

Automatically applied at checkout.

Also Found In:

Best Selling Products Color Changing Coffee Mugs Newest Products Products Beginning With A
View full details

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.