4XL - Men's vest made of 8 oz. 57% cotton/38% Poly/5% Spandex. If you want to inVEST in a good look, put our slub terry vest over your dress shirt or polo. It'll protect your chest from chilly weather and contribute to a sporty, fashionable look. Just enough to keep you warm, not enough to overheat you, and it allows your arms to be free. Made in the USA.