The original Webdri PVC on polyester overall is designed for comfort and toughness. Webdri is a truly comfortable, high performance overall. Made with a heavy coating and a high loft lining, it can withstand extensive laundering and duty. That is why it is one of our most popular overalls. Ideal Applications: Food Processing, Agriculture, Construction, Manufacturing, and Forestry. Chemical Resistance: Many acids, oils, alcohols, salts and alkalies.