The Grundens Herkules 16 is a pair of bib pants featuring a durable construction and functional design which is ideal for wear when working outside in foul weather conditions. The Herkules 16 Bib, from Grundens, is consctructed from a a heavy cotton canvas base material, coated with a special formulated PVC for a total weight of 18 oz. per yard. The PVC coating is specially designed to resist oils and to maintain flexibility in extremely cold temperatures. The Herkules 16 Bib incorporates Grundens heaviest fabric, with reinforced and hems and a riveted seam offering the strength needed for working in tough conditions when the job must get done, yet the bib remains comfortable so the wearer can focus efforts on the task at hand. The bib's side gusset allows for an adjustable width for working with layers of clothing. We offer the Grundens Herkules 16 Bib in nine regular sizes: Small - 5XL and five tall sizes: Medium - 3XL. Choose from three color options: Green, Orange or White.