Your go-to's for any workout.
Sticking with the classics has thus far lead you to success, so why fix what isn't broken? With your Under Armour Men's O-Series 9in Boxerjock underwear, you are ready to take on any new training challenge. Comfortable, next-to-skin fit and flatlock seams keep you cool and dry with Under Armour's Heat Gear fabric while you go for that next mile. Stretchy design moves with you as you deadlift your PR, and anti-odor properties keep your baselayers feeling fresh even by the time you hit the showers.
- Classic performance boxer briefs for tough training and PR-breaking
- Next-to-skin fit adds comfort without the squeeze
- Flatlock seams prevent chafing and discomfort
- Heat Gear fabric dries quickly and manages sweat
- Anti-odor properties add freshness even after long workouts
- Item #UND020K