100% eXtreme plaited knit cationic colorfast polyester with moisture-management fibers; Single ply tank body; Contrast color self-material inserts on shoulders, curved across back of shoulders, moving down both sides, under arms coming to a point facing down; Contrast color self-material piping on sides; Cover hemmed neck, armholes and straight bottom; This product meets the following Sustainable Style subcategory:Socially Conscious Manufacturing: This product was made in a facility that has partnered with or is accredited by the Fair Labor Association.