You will find that a solid tee like this one simplifies your daily choices.
Mafoose Men’s Undercover Concealed Carry Tactical Holster Shirt Medium to 4XL
A nice touch is the slim armholes that prevent the sleeves from sagging or flapping.
Men’s Hanes 5 Slim Fit 3 Comfort Fit or 6 Everyday Premium Crew Neck Blk S,M,XL
You will notice that Hanes uses a cotton that gets softer every time you wash it.
ARMANI EXCHANGE Navy Blue AX-16 Short Sleeve Slim Fit Designer Mens T-shirt NWT
This solid T-shirt works as a solo piece or under a button-down shirt.
$58 AFFLICTION American Customs STRAIGHT SIX Short Sleeve Slim Fit T-shirt NWT
What makes it special is the solid pattern, which is both simple and striking.