Polar King by Key Apparel Premium Insulated Bib Overall 100% Cotton Imported Machine Wash 100% Cotton, 12 oz Duck Fabric Outer Shell Waterproof Barrier in Seat and Knees Scuff Plate on Each Heel Reinforced Front Pockets Heavy Duty Leg Zippers to Waist, Heavy Duty Front Zipper Two Interior Storage Pockets Double Kneww with Cleanout Oversized Reinforced Back Pockets - Left with Zipper Closure