The OGIO Men's Tarmac Grey Evolution Henley is perfect for men who love outdoor adventures or just want to look stylish in their daily life. You can wear it while hiking, camping, or just hanging out with friends. It's made of a 5 - ounce, 83/12/5 poly/rayon/spandex twill jersey. The shirt has clear smoke grey buttons and an embroidered O on the left sleeve, adding to its cool look. And with its stay - cool wicking technology, you'll stay dry and comfortable no matter what you're doing.