Description SHELL FABRIC: Heavy-duty 100% cotton sanded duck INSULATION/LINER: Above Waist: Heavyweight 100% polyester fine sherpa. Below Waist: Heavyweight insulation quilted to 100% polyester taffeta. Triple-needle stitched main seams Lined high back for extra warmth Brass full-length front zipper for easy on/off Adjustable elasticized bib straps Four-needle stitching on waistband with full elastic back Reinforced knees Hidden elastic leg storm cuffs to keep out cold Heavy-duty nylon protects leg hem from wear Imported