I-20 SC Metric (South Carolina) Road Sign T-Shirt - Design
This t-shirt features a meticulously rendered graphic of the I-20 SC Metric road sign, a unique piece of American highway history. The design authentically recreates the interstate highway shield used in South Carolina during the brief period when metric units were considered for U.S. road signage.
Visual Elements
The design faithfully replicates the iconic shape of an Interstate shield: a rectangular form with a rounded top. It’s presented in the classic color scheme of red, white, and blue, immediately recognizable to any driver.
At the top, a red banner boldly displays the word "INTERSTATE" in crisp white lettering. Below, the main body of the shield is rendered in a vibrant blue. A prominent "20," the route number for Interstate 20, is centered within the blue field, executed in a clean, bold white font. The font choice follows historical accuracy, using the FHWA Series font, characteristic of U.S. highway signage, possibly adjusted to match South Carolina's specific design aesthetic of the time.
Meaning and Symbolism
The I-20 SC Metric road sign represents a fleeting moment in American transportation history. It's a tangible symbol of the United States' brief experiment with adopting the metric system on its highways. The design evokes nostalgia for a time when the country contemplated a significant shift in its measurement system.
More than just a highway marker, the shield signifies a commitment to progress and the evolution of transportation infrastructure. It pays homage to a period of change and the ongoing efforts to standardize systems within a large and diverse nation.
Unisex Heavy Cotton T-Shirt
A reliable classic cotton tee built for comfort, durability, and style. This unisex heavy cotton shirt is the perfect everyday staple — soft, structured, and designed to make printed designs look sharp and vibrant.
Product Highlights
- 100% heavy cotton fabric for structure and comfort
- Smooth surface ensures vivid, long-lasting prints
- No side seams for irritation-free wear
- Reinforced shoulders to maintain shape over time
- Classic unisex fit — works for all body types
Fit & Style Notes
Designed with versatility in mind, this tee works as your everyday go-to. Wear it true-to-size for a classic fit, or size up for a relaxed, modern drape. The mid-weight cotton balances softness and structure, making it equally great for layering or wearing on its own.
Style it with jeans, joggers, or skirts — its timeless silhouette makes it easy to dress up or down. Perfect for personal wear, printing, branding, or merch drops.
Size Guide
For best results, measure a t-shirt you already own laid flat and compare the chest width and length to the chart below.
| Size | Width (in) | Length (in) | Sleeve (in) |
|---|---|---|---|
| S | 18.00 | 28.00 | 15.10 |
| M | 20.00 | 29.00 | 16.50 |
| L | 22.00 | 30.00 | 18.00 |
| XL | 24.00 | 31.00 | 19.50 |
| 2XL | 26.00 | 32.00 | 21.00 |
| 3XL | 28.00 | 33.00 | 22.40 |
| 4XL | 30.00 | 34.00 | 23.70 |
| 5XL | 32.00 | 35.00 | 25.00 |
Tip: Compare these measurements with your favorite tee for the best fit.
Care Instructions
- Machine wash cold (max 30°C / 90°F)
- Use non-chlorine bleach only when necessary
- Do not iron directly on printed designs
- Do not dry clean
- Tumble dry on low heat
