Worsted 14.5 oz. serge weave washable 75/25 wool blend wth 10% stretch. Stretch waistband construction with silicone 2 bead shirt grip and double hook and eyes. CREASET silicone crease retention process. Front quarter pocket styling. 2 hip pockets with button tabs. Strong and comfortable cotton blend pocketing. Heavy-duty nylon fly zipper with auto-lock slider. Split-seam tailored construction. Thigh let-outs accommodate athletic builds. Extra-strength tandum-needle seat seam..