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Color-Changing
$17.99
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Pint Glass
$19.99
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About this design
TW THWhc43-2
TW THWhc43-2 (Taiwan) (Road Sign) Color Changing Mug 11oz
This design borrows the language of a road sign, reduced to black and white and set inside a plain rectangular frame.
Visual Elements & Composition
Black and white do all the work here, with white covering most of the field and black taking the rest in the border and the lettering. The rectangular frame sits close to the edge and gives the layout its sense of order. Inside it, a single Chinese character, 竹, meaning bamboo, anchors the centre. Beside it, the route number 43-2 runs in clean numerals and a hyphen, the way a route marker sign would present a number. The flat vector treatment keeps every edge crisp, with no shading to soften the forms.
Meaning & Symbolism
The route marker is the design's central idea: a sign that tells travellers where they are and which way they are headed. Paired with 竹, it points to Taiwan's landscape and culture, since bamboo grows widely across the island and appears in place names, including Hsinchu, the city whose name means "new bamboo." Bamboo also carries associations of resilience and upright growth, which suits a marker meant to guide people along a route. The modern, minimal style places the sign firmly in the present day.
Reading the Mug Turned in Hand
A mug is turned slowly in the hand, so the sign never appears all at once. The frame curves around the cup, and the character and numerals travel past the eye as the mug moves, much like passing a real sign from a moving car. Each turn brings the route number back into view, making the morning coffee a small journey along a road you can keep returning to.
- Theme
- Road Sign
- Place
- Taiwan
- Also on
- 1 other mugs & glasses
- Printed
- When you order it
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.
- Daily routine: fill with any hot beverage to reveal your chosen artwork.
- Gifting: the “magic” reveal makes it a memorable present for birthdays, holidays, or office exchanges.
- 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.