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 Flat knit collar 3-button placket with dyed-to-match buttons Triple-needle yoke and armholes Set-in open hem sleeves Side ventsIf applying sublimation special care must be taken throughout the process. Contact your decorator for more details.