6.5 oz./yd², 100% ring-spun cotton; Athletic Heather is 90/10 cotton/polyester; Pre-shrunk piqué; Welt knit collar resists curling; Side seams; 1x1 ribbed sleeve bands; Three-button placket with bottom boxstitched reinforcement; Pearlized buttons with durable cross-stitching; Double-needle hemmed bottom; Clean-finished side vents; Tear away label; This product meets the following Sustainable Style subcategories:; Sustainable Manufacturing; Socially Conscious Manufacturing; Responsible Mindset;