A nice touch with short sleeves is that they never get in the way during workouts.
Hanes Men Beefy-t Long Sleeve Ring-spun Cotton & Blends T-shirt Up To 3XL 5186
A crew neck like this one feels like a soft hug around your neck.
New Men’s USA 1776 Distressed American Flag T Shirt Patriotic 100% Cotton Tee
This regular fit tee has a gentle drape that looks good on its own or layered.
Xtreme Couture Affliction Men’s T-Shirt AEROSMITH WHITE Wings Biker Tattoo MMA
This shirt is designed for men, so the collar has a firm but soft feel.
Men’s USA Diamond Flag Distressed American T Shirt Patriotic 100% Cotton Tee
A nice detail is the regular fit’s armholes, which allow full range of motion.