The Under Armour Threadbourne Siro Mens 1/4 Shirt is a great addition to your gym gear. Coming made from Threadbourne fabric which is stretchy and aids movement whilst also offering breathability so thaty you can stay cool. Also coming with sweat wicking technology and anti odour properties to prevent the growth of odour casuing microbes. Coming also with a loose, fuller cut for comfort. and a 1/4 zip design. UA logo branding.