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Color-Changing
$17.99
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Black Mug
$17.99+
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About this design
Shoudou 078China
Shoudou 078China (China) (Road Sign) Color Changing Mug 11oz
This design is a single road sign, rendered flat and bold, carrying one route code: S078.
Visual Elements & Composition
Yellow dominates the artwork, covering roughly four-fifths of the field. A rounded rectangle sits at the centre, edged by a black inner border that frames the sign like a real panel. The lettering is black and set large, so the code reads instantly from across a room. Nothing competes with it: no gradients, no background scene, no ornament. The composition is a plain sign shown head-on, and that restraint is what makes it striking.
Meaning & Symbolism
Road signs exist to be read at a glance while moving. Yellow and black is the pairing drivers learn to trust for guidance, and a route code like S078 tells a traveller exactly where they are on the network. The title places the design in China, with "Shoudou" naming its origin. Reducing a road sign to its code turns a piece of infrastructure into a small emblem of navigation and direction.
Designed for the Turn of a Hand
A mug is held and turned, so the sign is never seen all at once. The black border and yellow field rotate past the eye as the cup moves, and the code appears in pieces before it settles. The design is also built to change with heat: it stays faint while the cup is cold and surfaces as a hot drink is poured in, so the sign seems to arrive with the coffee. For a gift for someone who never quite stops navigating, that small reveal is the best part.
- Theme
- Road Sign
- Place
- China
- 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.