Sport Tek PosiCharge Customized Micro Mesh Polos, True Navy Size:XL We took the old school letterman M12402 L Steel Onyx We took the old school letterman jacket and reworked it in comfortable wool like polyester with a warm quilted lining White Nike corporate polo shirt 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 vents