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PA-231 1948 (Pennsylvania) (Road Sign) White Coffee Mug

PA-231 1948 (Pennsylvania) (Road Sign) White Coffee Mug

Regular price $15.95 USD
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PA-231 1948 (Pennsylvania) Coffee Mug: A Design Deep Dive

This coffee mug showcases a piece of Pennsylvania history, featuring a design inspired by the classic 1948 road signs of the state. The central element is the iconic keystone shield, instantly recognizable as the emblem of the "Keystone State."

The Keystone Symbol

The keystone itself is more than just a shape; it's a powerful symbol of Pennsylvania. Its significance stems from the state's historical importance as a foundational state, a "keystone" in the arch of the original United States. This design immediately connects the mug's owner to Pennsylvania's rich heritage.

1948 Design Details

The "1948" designation refers to a specific era in Pennsylvania's road sign design. The font used for "PA-231" within the keystone is a reflection of the design updates implemented around that time. This typeface represents the standardization efforts, making the sign easily readable and compliant with the Manual on Uniform Traffic Control Devices (MUTCD) standards.

Representing a Route

The "PA-231" designation indicates a specific highway route in Pennsylvania. By featuring this number within the iconic keystone, the design pays homage to the state's highway system and its commitment to public safety and effective road management. This design acts as a subtle nod to the state's infrastructure and the simple functionality of guiding people through the state.

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Sturdy white ceramic mugs available in 11 oz (β‰ˆ330 ml) and 15 oz (β‰ˆ440 ml), with a glossy finish and comfortable C-handle β€” microwave and dishwasher safe, and made from lead- and BPA-free materials.

These mugs are built from durable white ceramic so colors pop cleanly and prints read with strong contrast. A smooth, glossy glaze gives each mug a lively sheen and makes it easy to wipe clean after daily use.

Both sizes feature a classic C-shaped handle that feels natural in the hand; whether you sip slowly or gulp quickly, the grip is steady. Safety-wise, the ceramic is processed to be lead- and BPA-free β€” suitable for everyday drinking.

  • Material: white ceramic with a glossy glaze for bright, clear prints.
  • Sizes: 11 oz (β‰ˆ330 ml) and 15 oz (β‰ˆ440 ml) to suit small and generous pours.
  • Handle: comfortable C-handle for balanced holding and easy lifting.
  • Safety: lead-free and BPA-free for peace of mind with every cup.
  • Finish: glossy surface that highlights saturated inks and smooth detail.

Perfect for morning coffee, afternoon tea, or a rich hot chocolate β€” these mugs fit comfortably in most cabinets and cupholders. They’re also a reliable choice for office kitchens where items see frequent use.

  1. Everyday use: safe for hot liquids and daily serving; the wider 15 oz option works great for larger morning routines or extra-steamy drinks.
  2. Office-friendly: the classic profile stacks easily with similar mugs and sits securely on standard saucers and trays.
  3. Gift idea: a practical, well-finished mug is useful and simple to display or wrap for gifting.

Quick note: while the mugs are dishwasher-safe, treating them gently helps keep the print looking fresh longer (see Care tab).

These mugs are rated for microwave and dishwasher use, but small habits extend their life. Run them on the top rack of the dishwasher and avoid high-temperature commercial cycles whenever possible.

For longest-lasting print clarity: hand wash with mild dish soap and a soft cloth, avoid abrasive scouring pads, and don’t let them soak in strong detergents. When microwaving, use short intervals and avoid empty heating.

Available sizes: 11 oz (approximately 330 ml) and 15 oz (approximately 440 ml). The 11 oz is a classic coffee size; the 15 oz gives extra room for cream, froth, or larger servings.

Each mug has a standard-width mouth for easy sipping and cleaning; height and diameter vary slightly between sizes to maintain comfortable proportions and sturdy balance.

Size guide

All measurements are product dimensions in inches.

11 oz 15 oz
Height (in) 3.74 4.61
Diameter (in) 3.15 3.43

Note: dimensions are nominal β€” small production tolerances may apply. If you need precise fitment (e.g., for nested storage or custom packaging), please allow a small margin.