UltraSource PVC Rain and Fishing Overalls, Size Medium Industrial-grade 17 mil thick PVC bib overalls keep your lower body and torso protected and waterproof Features reinforced electronically welded seams Specially treated to remain pliable, especially in cold environments Ideal for: food service workers, sailors and dock workers, fisherman, or any job requiring a layer of protection from fluids or harmful substances Storm flap front cover prevents wind-driven rain from entering jacket in harsh weather