Next Level makes a great undershirt that doesn’t show through thin fabric.
Sublimation Blank T Shirt 4XL White 100% Polyester Heat Press Cosmos Ink
You will find that the white color makes this shirt a good choice for layering.
Official AR 670-1 US Army T-Shirt 100% Cotton Coyote Brown Military Tees 3 PACK
You will appreciate how Rothco avoids shrinking in the dryer.
A4 NF1270 Mens 100% Polyester Tricot Sleeveless Reversible Mesh Tank Top
The crew neck on this tee is a nice touch for those who hate collared shirts.
3 Pack Unisex 100% Polyester T-Shirt White Black Best for Sublimation, DTG & DTF
This black tee is a reliable go-to for everyday wear.