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  • Flag of St Catharines Ontario Canada - Color Changing Coffee Mug 11oz - Go Mug Yourself
  • Flag of St Catharines Ontario Canada - Color Changing Coffee Mug - Go Mug Yourself
  • Flag of St Catharines Ontario Canada - Color Changing Coffee Mug - Go Mug Yourself
  • Flag of St Catharines Ontario Canada - Color Changing Coffee Mug - Go Mug Yourself
  • Flag of St Catharines Ontario Canada - Color Changing Coffee Mug - Go Mug Yourself
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Flag of St Catharines Ontario Canada - Color Changing Mug 11oz

Flag of St Catharines Ontario Canada - Color Changing Mug 11oz

100 in stock

$17.99 USD
$17.99 USD
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Flag of St. Catharines - Color Morphing Mug Design

This design features the municipal flag of St. Catharines, Ontario, rendered as a full-color wraparound display that emerges from the darkness of the ceramic surface.

Design Composition

The visual field is dominated by the distinct vertical stripes and the central emblem of the Garden City’s banner. When cold, the design remains hidden beneath the black heat-reactive exterior, creating a sense of mystery before the heat-sensitive coating transitions. As the temperature rises, the vibrant colors of the flag—typically defined by its bold geometric layout—manifest across the full circumference of the mug. The layout emphasizes the crisp, clean lines of the municipal heraldry, ensuring that the emblem remains the focal point against the stark, shifting background.

Heraldic Significance

The flag serves as a proud civic marker for St. Catharines, representing the identity of the largest city in the Niagara region. By showcasing the emblem, the design captures the spirit of the community known for its deep roots in the Welland Canal history and its status as a lush horticultural hub. Each color and shape within the flag functions as a shorthand for the city's heritage, transforming a standard piece of drinkware into a portable declaration of local pride and regional loyalty.

On the Color Morphing Mug

This artwork creates a dynamic interactive experience as you turn the mug in your hand. The heat-reactive nature of the object means the flag remains a hidden detail until the vessel is filled, rewarding the user with a reveal that mirrors the morning ritual of waking up. Watching the municipal colors emerge from the black finish turns a simple coffee break into a purposeful moment of civic celebration, making the design an active participant in your daily routine.

Size

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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.