This comfortable muscle tank is soft and flowy with low cut armholes for a relaxed look. Good as a nighty as well. Enjoy yourself.65% polyester, 35% viscose• Athletic Heather is 52% polyester, 48% viscose• Black Heather is 80% rayon, 20% polyester• Fabric weight: 4.2 oz/y² (142 g/m²)• Relaxed fit• Low cut armholes• Curved bottom hem• Side seams• Blank product sourced from Nicaragua, Vietnam, Honduras, Guatemala, or the US