Ultra Running Shorts

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Ultra Running Shorts

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Shorts That Move With You The AJ Ultra Running Shorts are made for the bold. Lightweight, high-cut, and unapologetically athletic. With an airy mesh fabric, 6-inch outer seam, and a barely-there 1½-inch inner seam, these shorts are built for movement and made to show off. Whether you're logging miles or owning the gym floor, this best-selling design brings performance and style together in eight bold colors.

Find Your Next Favorite

4 Styles

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American Jock · Yellow Ultra Running Short
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American Jock · Paradise Pink Ultra Running Short
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American Jock · Red Ultra Running Short
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American Jock · Navy Ultra Running Short

A Little Guidance

Find Your Fit.

Check each product’s photos, fabric details, and brand-specific size chart before choosing.

How Do I Choose My Size?

Measure your waist and use the size chart supplied for that product. Sizing varies by brand.

What Should I Check Before Buying?

Review fabric composition, care instructions, availability, and return eligibility on the product page.