You will find that the blue shade is perfect for layering under flannel.
Polo Ralph Lauren shirt Large Mens T-Shirt Short Sleeve Tee Custom Fit Blue
The blue here is a staple color for any wardrobe, nothing fancy.
Marine Layer Tee Mens Size M Vintage Heavy Slub Pocket Rust Red Short Sleeve
The solid pattern means this shirt is a reliable choice for travel or work.
Billionaire Boys Club BBC Sci-Fi Graphic Tee Black Front Back Print Mens XL
A nice touch here is the graphic print that uses only two contrasting colors.
NWT Kewlioo Snug & Tight Fit Shirt Men’s M Black Gym Heat Trapping Sweat Vest
You will find that this solid tee is easy to dress up or down.