Home / Alaska / Alaska - Muir Glacier (1890) (Map) Color Changing Mug 11oz
  • Alaska - Muir Glacier (1890) (Map) Color Changing Mug 11oz Default Title 11oz - Go Mug Yourself
  • Alaska - Muir Glacier (1890) (Map) Color Changing Mug 11oz - Go Mug Yourself
  • Alaska - Muir Glacier (1890) (Map) Color Changing Mug 11oz - Go Mug Yourself
  • Alaska - Muir Glacier (1890) (Map) Color Changing Mug 11oz - Go Mug Yourself
  • Alaska - Muir Glacier (1890) (Map) Color Changing Mug 11oz - Go Mug Yourself
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Alaska - Muir Glacier (1890) (Map) Color Changing Mug 11oz

Alaska - Muir Glacier (1890) (Map) Color Changing Mug 11oz

100 in stock

$17.99 USD
$17.99 USD
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Alaska - Muir Glacier (1890) - Color Morphing Mug Design

This is a map of Muir Glacier in Alaska, drawn in 1890, that turns a remote field survey into something you can hold in your hands.

Visual Elements & Composition

The design is built from survey linework: contour lines, shoreline edges and the tongue of ice running down toward the water. The glacier sits at the centre of the composition and dominates the layout, with the surrounding land and inlet arranged around it. Place names and printed lettering keep the sheet readable as a document, so the eye moves from the broad outline of the coast to the fine detail of the ice front.

Meaning & Symbolism

Muir Glacier was named for John Muir, the naturalist whose writing and walks through Alaska's ice country made it famous. A map from 1890 records a landscape that was changing fast, so the sheet is more than a navigation tool. It is a snapshot of a moment when the glacier was being measured, named and understood by people who were seeing it for the first time. The date on the design anchors it in that era of exploration and scientific mapping.

Designed for the Mug

A mug is turned in the hand, so a map on one turns with it. Each sip brings a different stretch of coastline and ice into view as the cup rotates. The design also has a hidden side: it is only faintly visible when the mug is cold, and the lines come up fully when a hot drink is poured in. A chart that appears as the coffee arrives is a fitting way to give an old survey a second life on the kitchen table.

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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.