Brooks Apparel Men's All-In Training Boxer Briefs
4.6 (601) In stock
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FIT-FittedFABRIC-DriLayer Burst 90% polyester/10% spandexINSEAM-7
![](https://www.rei.com/media/9de8859c-138b-41da-a4c8-66fcd8731996.jpg)
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The Best Running Underwear of 2024, Tested by Fitness Experts
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![](https://www.directrunning.co.uk/images/large/Und_1363618-001.jpg)
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