I am 5'8" tall female and weigh 155 lbs. I have a small in black and white. Fits me well. But the shirts are thin. Not fat. And the whites shine through a bit, which is to be expected.
Gildan Performance Men's π Clothing and Shirts with Moisture-Wicking Polyester
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Men'S Long Sleeve Polo Shirt - Slim Fit, Stretchy, Breathable Collar
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Men'S Regular Fit Short-Sleeve Dress Shirts By Allsense - Look Stylish And Professional!
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Calvin Klein π Herringbone Sleeve Men's Dress Clothing
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