You will find that a solid T-shirt like this one is a staple for any closet.
UNIQLO Boxy Cropped T-Shirt S M L XL XXL 3XL 4XL Short Length Men 487962 NWT
The solid pattern means no busy prints, just a classic shirt you can wear daily.
UNIQLO AIRism Mesh Anti-Odor V-Neck T-Shirt S-4XL White/Black/Beige 464308 NWT
You will find that the V-neck cut makes this shirt easier to slip on and off.