MUTCD-CA SW4-1 (California) Road Sign T-Shirt - Design Description
This t-shirt features the design of the California SW4-1 road sign, a critical safety element on California roadways. The artwork meticulously replicates the official specifications outlined in the California Manual on Uniform Traffic Control Devices (CAMUTCD).
Visual Elements & Design
The design adheres to the standard warning sign format: a prominent yellow background, ensuring high visibility. Bold black lettering forms the central message, stacked across three lines: "WATCH" at the top, "DOWNHILL" in the middle, and "SPEED" at the bottom. A thick black border neatly frames the entire design, further enhancing its legibility.
Meaning & Symbolism
The design clearly communicates its message. The "WATCH DOWNHILL SPEED" text serves as an immediate warning to drivers. It directly alerts them to a road section with a significant downhill grade, where careful speed control is crucial for safety. The sign's message symbolizes the need for increased driver awareness and preparedness, particularly in managing vehicles’ speed on descents to prevent potential hazards.
The SW4-1 sign design is a standard road safety symbol, and its presence on a shirt serves as a reminder to be cautious and aware of the road conditions, especially when driving on downhill sections.
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
