range of motion and breathability. the nike premier sleeveless women's tennis polo is made with a racerback profile and laser-cut perforations for wide range of motion and optimal airflow on the court.. benefits. dri-fit fabric to wick away sweat and help keep you dry and comfortable. fold-over collar and hidden button placket for modern polo styling. perforations at yoke and back for breathability. stretch fabric and racerback for natural range of motion. flat seams help reduce irritation due to chafing. stretch hem with interior mesh panel for enhanced fit and breathability. product details. fabric: body: dri-fit 86% polyester/14% elastane. lower front panel: dri-fit 84% polyester/16% elastane.. machine wash.