How can I design my own custom apparel online?

Explore our user-friendly design tools and create custom clothing straight from your browser. In just a few steps you can get a quote and place your order. Or you can reach out to us at help@undergroundshirts.com for more help.

What types of custom clothing can I create?

At Underground Printing, we offer a wide variety of products available for customization, all the way from custom t-shirts and hoodies to custom hats and accessories .

Can I get bulk discounts for custom apparel?

Ordering custom shirts or apparel in bulk will give you the best cost per item. The cost of custom apparel depends on the type of garment chosen, the quantity of garments chosen, the number of print colors, and the print method.

Do you offer returns or exchanges?

Absolutely! If you are not happy with your order, we will assist you accordingly. Whether that be a full refund or a reprint of your order. At Underground Printing, we proudly offer a 100% Satisfaction Guarantee.

1350 College Ave, Unit 120 • Boulder, CO

Custom T-Shirt Printing in Boulder, CO

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Quality Custom Apparel Services in Boulder, CO

Located at 1350 College Avenue next to Starbucks in the heart of Boulder, CO, Underground Printing is proud to offer custom apparel solutions for local businesses, students, and organizations. From custom t-shirts for events to custom sweatshirts for team uniforms or custom hats for giveaways, our screen printing, embroidery, and digital printing services deliver high-quality results. With fast, free shipping and no minimum order requirements, we?re here to help bring your ideas to life. Ready to get started? Schedule an appointment or contact us today!

T-Shirts

We have an extensive selection of t-shirts for your custom needs!

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Full Catalog

Not just t-shirts! Customize hoodies, polos, hats, pens, and much more.

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Contact

Underground Printing
1350 College Ave
Unit 120
Boulder, CO 80302
Map & Directions

Phone: 303-418-4965
Email: ugpbld@undergroundshirts.com

Monday - Friday: 9AM - 5:00PM Saturday - Sunday: CLOSED HOLIDAY HOURS: December 24th: 9:00 AM - 5:00 PM December 25th: Closed December 26th-27th: 9:00 AM - 5:00 PM December 28th-29th: Closed December 31st: 9:00 AM - 5:00 PM January 1st: Closed January 2nd-3rd: 9:00 AM - 5:00 PM January 4th-5th: Closed