I'm a tall guy 6ft 1 in 310 and I usually wear 5x so I ordered 5x and they are a bit bigger than most other 5x but as they say , it's actually not bad because it's almost impossible to find large clothes, so keep shopping, just order one size smaller than usual.
Ultimate Comfort and Style: Minus33 Merino Wool Ticonderoga Lightweight Men's Clothing, T-Shirts & Tanks
43 Review
Next Level Premium Fitted N6210: High-Quality Men's Clothing & Essential T-Shirts + Tanks Collection
39 Review
Hanes Sleeve T Shirt Large White Men's Clothing T-Shirts & Tanks: Premium Comfort and Versatile Style
33 Review
Men's XXL Super T Mockneck π from Lands End - Clothing, T-Shirts & Tanks
32 Review
H2H Mens Casual Slim Fit Short Sleeve T-Shirts Cotton Blended Soft Lightweight V-Neck/Crew-Neck
46 Review
Van Heusen Traveler Stretch Men's Shirt
47 Review
Gildan Performance Men's π Clothing and Shirts with Moisture-Wicking Polyester
44 Review
Men'S Long Sleeve Polo Shirt - Slim Fit, Stretchy, Breathable Collar
43 Review