3.4 oz., 55% cotton, 45% polyester broadcloth; Fine yarn count shirting; True non-iron performance straight from the dryer; Stain release finish; Pearlized buttons; Patented pucker-free taped seams; Specially fused collar, cuffs and placket; Split back seam with bias cut back yoke; Straight collar; Sront and back princess seams for a feminine fit; Bust darts for a feminine fit