8 oz./yd (US), 13.3 oz/ L yd (CA), 50/50 cotton/polyester. Oxford is 49/51 cotton/polyester. Pre-shrunk. NuBlend pill-resistant fleece. High stitch density for a smooth printing canvas. No side seams. Double-needle stitched covered waistband . Elastic bottom leg openings with two-needle coverstitching. CPSIA compliant tracking label.