Step up your game with Under Armour men's blue athletic shirts. These shirts are more than just workout gear. With a huge range of options and styles like hoodies, fitted long-sleeved T-shirts, and ½ or ¼ zip fleeces, these shirts are a must-have for anyone looking to boost their performance. Whether you’re lifting weights, going for a run, or crushing your next PR, count on our men's blue long sleeve shirts.

With knit and waffle crew styles, zippered options that fit over base layers for cold days, warm-ups and cool-downs, and compression-style mock gear, we’ve got blue long sleeve shirts for every sport and type of weather.

On hot days, count on our breathable Iso-Chill fabric to disperse your body heat, helping you stay cool and in the zone when the competition heats up. Our men’s blue athletic shirts with ColdGear® help you stay warm and dry in the Winter while still wicking sweat. Whether you’re hitting the gym or going for a run, our blue long sleeve shirts are designed to keep you comfortable and motivated.

Our men’s blue long sleeve shirts come in a range of blues, from navy blue to light blue, to match your preferences and pump you up. These shirts are built to move with you and provide the performance you need to excel. So pull one on, gear up, and get moving.