Run 303

RUN 3C3 — Mile High, Always Moving.

This isn't just a shirt, it's a shoutout to every runner repping the 303. With the iconic Colorado "C" swapped in for the zero, it's a fresh, bold twist on state pride. Whether you're jogging city streets, hitting the foothills, or just running errands in style, this tee keeps it cool, casual, and unapologetically local.

• Heather colors are 52% combed and ring-spun cotton, 48% polyester
• Athletic and Black Heather are 90% combed and ring-spun cotton, 10% polyester
• Fabric weight: 4.2 oz/yd² (142 g/m²)
• Pre-shrunk fabric
• Side-seamed construction
• Shoulder-to-shoulder taping
• Tear-away label

Please note we are a small business and this product is made especially for you as soon as you place an order, which is why it takes us a bit longer to deliver it to you. Making products on demand instead of in bulk helps reduce overproduction, so thank you for making thoughtful purchasing decisions!

Please ensure you select the correct size using the size chart below. We are unable to accept returns for incorrect sizes. See our return policy for more information.

Size guide