5'9" 185 lb Size small I actually think you'll be fine as long as you stick to what you normally get. The sleeve length of XL fits me but I'm afraid that going to medium or L will make them too short for the price it's not worth sending back so I'll order a size down and see what happens.
Ashers Apparel Schrute Breakfast T Shirt Men's Clothing for T-Shirts & Tanks
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Ultimate Comfort and Style: Minus33 Merino Wool Ticonderoga Lightweight Men's Clothing, T-Shirts & Tanks
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Hanes Sleeve T Shirt Large White Men's Clothing T-Shirts & Tanks: Premium Comfort and Versatile Style
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Men's XXL Super T Mockneck π from Lands End - Clothing, T-Shirts & Tanks
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