Mix & match! Grey & black polo shirt with brush cotton-feel front panel & black stretch jersey mock neck to wear underneath. Creates a contemporary look when worn together. Polo shirt has short sleeves, a grey, soft brush cotton-feel front panel & black soft stretch jersey, Dri-Fit reverse, collar & sleeves. Nike Swoosh printed on left-hand sleeve. Black mock neck is made from stretch jersey, moisture-wicking Dri-Fit fabric.