S-XL - The perfect corporate shirt would be good looking, very comfortable, and easy to maintain. Eco-friendly adult men's bamboo charcoal poly mesh polo shirt with cuff panel. 46% Bamboo charcoal and 54% polyester. 4.7 oz, double knit mesh. 100% biodegradable, anti-microbial, incredibly soft, breathable, sustainable and renewable, and a moisture management polyester. Resists wrinkling, fading, snagging, and shrinking.