Virginia BreezeThis shirt is extremely soft and breathable. With it, you will easily play some of the best golf ever! 4 Way Stretch Moisture Wicking Wrinkle Resistant Athletic Fit 95% polyester, 5% spandex. Machine wash cold. Tumble dry low. To ensure you get the correct size please refer to size chart. Start by measuring at the fullest part of the chest, under the armpits, and over the shoulder blades, keeping the tape measure firm and level.