Men's running top; Short sleeves; Crew neck; Regular fit; O Hydrolix fabric lifts sweat away from the skin; Mesh material on the back gives maximum breathability; Doesn't weigh you down much; Collar trim in a contrasting colour; Plain back and sides in a contrasting colour; Iconic ''O'' logo on the sternum; Oakley lettering on theback of the neck; Material: 100% Polyester;