For some of the most technically-advanced and stylish sports tops, our men's Under Armour tops and t-shirts section is the place to be. Famed for their technical base layers and now their all-round sports attire, Under Armour offers comfort, flexibility and breathability in abundance throughout this range. Pick from Under Armour running tops, training tops, polo shirts, gym tops and more, with both short and long-sleeve t-shirts on offer. There's also Under Armour zip-tops for your winter training, as well as stylish golf polo shirts and lots more styles. For the full collection, shop Under Armour for men, women and kids.