Ready yourself to react to the competition. The Under Armour Men’s ASG Reactor Run Long Sleeve top features mesh ventilation panels along the sides and inner sleeves. Its shaped hem and thumbholes provide a secure fit.
Fabric & Care
- Machine wash cold and hang dry.
- Do not use bleach, fabric softener, dryer sheets or iron.
- 4-way stretch fabrication allows greater mobility in any direction.
- Moisture Transport System wicks sweat and dries fast.
- Anti-odor technology prevents the growth of odor-causing microbes.
- Men’s long sleeve running top.
- Classic crewneck.
- Ragland sleeve for optimal range of motion.
- Mesh side panels and inner sleeves for strategic ventilation.
- Thumbhole cuffs for secure wear.
- Shaped hemline provides extra coverage.
- Reflective logo for visibility in lowlight conditions.
Sizing & Fit
- Fitted: next-to-skin without the squeeze.
- Sizes Small—3X-Large.
Country of Origin