A crew neck design like this one works great for layering under jackets or hoodies.
A4 Cooling Performance Muscle Mens N2295
You can pick XS, S, M, L, or 4XL—each size fits consistently.
True Classic Mens Short Sleeve Shirt Longer Length Lightweight Cotton
The black shade is deep and consistent from front to back.
US ARMY Physical Training Military PT T Shirt 24 Color Combinations 8 Sizes
What makes it a men’s shirt is the balanced length, not too short or long.
Hoodie Yellow High Visibility Shirt / Air Cooling Flow w/ UV Protection
These striped t-shirts work great for layering under a jacket or cardigan.