Lululemon Cool Racerback Striped workout Tank

Pre owned in excellent condition workout tank from Lululemon. This is a racer back. Please note that the tag has been removed, the tank runs small, please see the measurements below for fit questions (there is no size dot see last picture for explanation. Materials used: the tag has been removed so I don't know for sure. Measurements are approx: -26" shoulder to hem -12.5" bust Thanks so much for looking!!