after christmas sale

ENJOY SOME of the lowest prices of the year!

FREE SHIPPING ON ALL ORDERS OVER $35! – USE PROMO CODE AFTERCHRISTMAS at checkout

Sale is valid now until January 8th, 2018

Products on sale now

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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