PosiCharge technology helps preserve colors and logos in a mesh that wicks moisture resists snags and controls odors. 4-ounce 100% polyester double mesh with PosiCharge technology Partially made from recycled coffee grounds Contrast neck taping Tag-free label Self-fabric collar 3-button Y-placket with dyed-to-match buttons Set-in open hem sleevesIf applying sublimation special care must be taken throughout the process. Contact your decorator for more details.