About this design
Zeichen 278-50 - Ende der zulässigen Höchstgeschwindigkeit StVO 2017
Zeichen 278-50 - Ende der zulässigen Höchstgeschwindigkeit StVO 2017 (Germany) (Road Sign) Color Changing Mug 11oz
This design reproduces German traffic sign 278-50, the sign that ends a permitted 50 km/h speed limit, drawn as a clean, flat vector emblem.
Visual Elements & Composition
A circular badge dominates the frame, edged by a black ring. Across the centre, four diagonal black-and-white striped bars sweep from the upper right, cutting through the circle to signal cancellation. The numeral 50 sits in grey, set in a bold sans-serif typeface. White takes up more than half the palette, with black and dark grey providing the structure. Nothing decorative competes with the sign itself, so the composition reads instantly, the way road signage is meant to.
Meaning & Symbolism
The sign comes from the Straßenverkehrs-Ordnung (StVO), Germany's road traffic regulations, and it belongs to the country's standard sign vocabulary. Its message is an instruction: the speed restriction of 50 km/h no longer applies. The diagonal bars are the universal mark of an ending, and the numeral tells the driver exactly which limit has lapsed. Together they capture the logic of transit and regulation, expressed through a stark, geometric, utilitarian style that has defined European roads for decades.
On the Color Morphing Mug
A mug is turned in the hand and seen from every side, so the sign can wrap around the full circumference rather than sitting on a single face. The emblem stays hidden while the mug is cold and emerges as a hot drink is poured in, so the bars and numeral appear as the morning coffee warms the cup. It is a small, deliberate reveal, and a sensible one for a design built on the idea of a limit being lifted.
- Theme
- Road Sign
- Place
- Germany
- 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.