We actually upgraded one of the best-selling polos in the world. The fabric is now lighter and more breathable to keep you even cooler and more focused Smooth, soft anti-pick, anti-pill fabric has a textured snag-free finish 4-way stretch material moves better in every direction Material wicks sweat & dries really fast Self-fabric collar Side-vent hem Style #: 1364425 94% Polyester/6% Elastane Imported Loose:Fuller cut for complete comfort. Machine wash cold with like colors Do not bleach Tumble dry low Do not iron Do not use softeners Do not dry clean