What is a acid and alkali resistant safety shoes, protective shoes, protective shoes

Acid and alkali resistant footwear (boots) is the use of waterproof shoe materials such as leather, plastic, rubber, mixed with acid and alkali resistant soles, vulcanizing or injection molded molding, anti-acid performance, suitable for foot contact with acid alkali or acid wash solution in foot, protective shoes to protect feet from harm. According to the nature of the material divided into acid and alkali resistant shoes plastic molded boots, acid and alkali and acid and alkali resistant rubber are major