4XL - The trend in tee shirts the last few years has been to get lighter and softer. This incredibly comfortable bamboo/cotton tee epitomizes that trend; it's lightweight and luxuriously soft. As an added bonus, this shirt stays soft or softer after repeated washings. Bamboo is eco-friendly, and naturally dry wicking and anti-bacterial. 70% Bamboo Viscose and 30% cotton, 4.8 oz. Grown without the use of pesticides.