Carhartt Men's Big & Tall Surrey Bib Overalls 80% Plastic/20% Polyester Imported Machine Wash .50 mm, polyester-backed pvc (polyvinyl chloride) fabric Waterproof and wind resistant Electronically welded seams - major seams are also sewn Adjustable suspenders with buckle closure the seams are electronically welded and the major seams are also sewn for extra strength. Well fitting, the overall features adjustable suspenders with snap closures, snap-adjustable waist and leg openings, and adjustable-length inseams with cut-off seams. Tough, too, there's a chap-style double front and reinforced seat. Use knee pads? There's inside knee-pad pockets with hook-and-loop closures. For dry storage, the overall includes an inside bib pocket with zipper closure. .50-mm, polyester-backed pvc waterproof and wind resistant chap-style double front