Sample - Under Armour® men's poloSliding on this Under Armour polo feels like gearing up for whatever nonsense the day's got in storesports, chilling, or just flexing that low key athletic edge without trying too hard. It's all 100% polyester, clocking in at a breezy 5. 29 oz per square yard, so it's light and breathable with that textured fabric that lets air flow like it should. Plus, the anti odor and sweat wicking magic means you stay fresh even if things get heated, no awkward