Lightweight, smooth HeatGear® fabric is ultra-comfortable 4-way stretch material moves better in every direction Material wicks sweat & dries really fast Strategic mesh panels for added breathability where you need it Classic racerback design Style #: 1373943 Body: 90% Polyester/10% Elastane Mesh: 55% Polyester/45% Elastane Imported Fitted:Streamlined fit that’s not too tight or too loose. Machine wash cold with like colors Use only non-chlorine bleach when needed Tumble dry low Do not iron Do not use softeners Do not dry clean