Home / Color Changing Coffee Mugs / Raft of Blanket Boats Ferrying Field Artillery and Soldiers Across the Potomac River (U.S. Civil War) Color Changing Mug 11oz
  • Raft of Blanket Boats Ferrying Field Artillery and Soldiers Across the Potomac River (U.S. Civil War) Color Changing Coffee Mug 11oz Default Title 11oz - Go Mug Yourself
  • Raft of Blanket Boats Ferrying Field Artillery and Soldiers Across the Potomac River (U.S. Civil War) Color Changing Coffee Mug 11oz - Go Mug Yourself
  • Raft of Blanket Boats Ferrying Field Artillery and Soldiers Across the Potomac River (U.S. Civil War) Color Changing Coffee Mug 11oz - Go Mug Yourself
  • Raft of Blanket Boats Ferrying Field Artillery and Soldiers Across the Potomac River (U.S. Civil War) Color Changing Coffee Mug 11oz - Go Mug Yourself
  • Raft of Blanket Boats Ferrying Field Artillery and Soldiers Across the Potomac River (U.S. Civil War) Color Changing Coffee Mug 11oz - Go Mug Yourself
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Raft of Blanket Boats Ferrying Field Artillery and Soldiers Across the Potomac River (U.S. Civil War) Color Changing Mug 11oz

Raft of Blanket Boats Ferrying Field Artillery and Soldiers Across the Potomac River (U.S. Civil War) Color Changing Mug 11oz

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$17.99 USD
$17.99 USD
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Raft of Blanket Boats Ferrying Field Artillery and Soldiers Across the Potomac River (U.S. Civil War) Color Changing Mug 11oz

This historical print shows soldiers and field artillery crossing the Potomac River on a raft of makeshift boats covered with blankets, a scene from the American Civil War.

Visual Elements & Composition

The raft sits at the centre of the scene and dominates it. Its blanket-covered hulls form a low, heavy mass across the water, with soldiers and field guns loaded onto its deck. The river is the open ground around it, and the eye moves from the crowded raft outward to the banks. The palette is muted and earthy, with the blankets carrying most of the tone and the water giving the scene its flat, grey-brown depth.

Meaning & Symbolism

The raft is the artwork's real subject. The Potomac marked a boundary between Union-held Maryland and Washington, D.C., and Confederate Virginia, so every crossing was a contest for position. Permanent bridges were not always available, so armies improvised with logs, pontoons and whatever else was at hand, insulating or disguising their rafts with blankets. The scene celebrates that ingenuity. Moving heavy field artillery across a treacherous river often decided whether a campaign succeeded, and this print records the improvised, unglamorous labour behind those decisions.

Made for the Hand That Turns the Mug

A mug is turned in the hand, so the scene unfolds slowly. Turn it and the raft slides across the curve, its blankets and soldiers passing around the cup as you lift it. The design hides itself when the mug is cold and comes forward as a hot drink is poured in, so the crossing appears gradually, the way a river crossing reveals itself to the men attempting it. Each sip brings the raft back into view, a quiet reminder of the logistics behind the story.

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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.