Same great look, brand new construction! 65% polyester/35% cotton with a minimum weight of 7.5 oz. True industrial laundry grade fabric with an IronClad finish that includes a CRF treatment for crease-resistance. Cut larger to fit a wide range of body types. 3-needle felling stitch on all seams for maximum strength and durability. High-quality, heavy-duty, cotton-wrapped polyester thread. Reinforcing bar tacks at stress points insure long service life and minimal repairs. Elastic can withstand temperature of 260ºF for 4 hours with full strength retention. Waistbands are finished with 4 rows of expansion stitching for maximum "give" and minimum stress on the stitching. Pull-on style, elastic waistband and hemmed bottoms. No pockets. Color-coded size labels.