For your windiest, wettest conditions, the Mandal Bibs are a top choice among outdoor workers. These durable, waterproof overalls are made from oil- and mildew-resistant PVC coated polyester to protect you from the harshest elements. Micro-welded seams provide added strength in the most rugged conditions. Adjustable el Helly Hansen Workwear - Men's Mandal Rain Bib