I've noticed that my husband often wore his athletic t-shirt or moisture-wicking polo shirts in this heat. Here's another one for rotation. It's a thick, graying shirt. The quality seems to be good. There are no logos on it. The shirt fits as expected. All in all a good shirt.
Calvin Klein π Herringbone Sleeve Men's Dress Clothing
50 Review
H2H Mens Casual Slim Fit Short Sleeve T-Shirts Cotton Blended Soft Lightweight V-Neck/Crew-Neck
46 Review
Gildan Performance Men's π Clothing and Shirts with Moisture-Wicking Polyester
44 Review
Van Heusen Traveler Stretch Men's Shirt
47 Review