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When your training routine takes you on the road at dawn or dusk, the NightLife Equilibrium Long-Sleeve T-shirt from Brooks enhances your visibility and helps regulate your temperature. Moisture-wicking polyester is blended with spandex for top-notch performance and high mobility. Reflecive highlights increase your visibility to motorists, and they are visible from every angle. Flat seams feel comfortable against skin. The Brooks NightLife Equilibrium long-sleeve T-shirt features an athletic, close-to-body fit.