Limited-edition designs

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Unique designs. Exceptional quality.

Browse our products in our shop

Browse our shop

Shop our limited-edition designs and unique Colorado Apparel!

FEATURED and Popular Products

About our shirts

- Made from the highest quality products

All of our t-shirts are ultra-soft, high quality garments - you can feel the difference.

- Made in America

All of our shirts are designed and printed in the good old US of A.

- Original, unique designs

All of our shirts are designed by High Altitude Apparel here in Colorado. We take great pride in creating shirts that are unique, expressive, and fun to wear! We hope you enjoy wearing our shirts as much as we do! 

Colorado shirts

What our customers are saying

Just wanted to say thank you for the shirt I received. It's a great design and my son loves it! Your customer service is top notch. We'll definitely be repeat customers!

Russell J

High Altitude has some of the most unique designs I've ever seen. Their Colorado shirts are very creative! Great customer service as well.

Patricia K

The Colorado Millennium Falcon shirt is so awesome. I get compliments all the time when I wear it. I love you guys are going with your style!

Aaron C

Just put my Colorado Millennium Falcon sticker on our family car - we love it!

Jon F

Men's apparel

Browse our mens/unisex apparel

Youth apparel

Browse our youth apparel

Ladies' apparel

Browse our ladies apparel

Wall art

Browse our wall art

Wall art

Browse our ultra high-quality posters – sure to class up any room!


Holiday sale

Save BIG this holiday season!

Everything is on sale 10-60% off!

PLUS get a FREE Colorado Millennium Falcon Sticker with any order!

Use coupon code STICKY at checkout!

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