This shirt uses a faded camouflage that looks lived-in and comfortable right away.
Distressed Pocket T-Shirt Mens Faded Blue Short Sleeve Crewneck 2XL
You get an unbranded tee that is as basic as it gets, and that’s good.
Lot Of 2 Carhartt Relaxed Fit Mens Pocket Tshirts Small Gray Black Short Sleeve
The solid pattern means no busy prints, just a classic shirt you can wear daily.
Vintage Carhartt Loose Fit Heavyweight Short Sleeve Pocket T-Shirt Navy Blue
A nice touch is the blue cuff detail that adds visual interest.
Goodfellow & Co Men’s Relaxed Fit Pocket T-Shirt XXL Orange Green 2-Pack
You will find that a solid tee like this one simplifies your daily choices.