The selection of safety shoes selection and maintenance of protective shoes should be according to the nature of the dangers of working environment and damage degree. Protective shoes should have product certificate and product manuals. Read the instructions before use should be controlled using the condition, use the method to correct. Special protective shoes, should check and clean after use. Store in clean, dry place.The waterproof shoes used in the area of oil or oil splashing places; Waterproof shoes for ground water or splashing water workplaces; Warm shoes foot protection for workers at low temperature, in order to avoid the frostbite.Puncture proof shoes for foot protection, to prevent being various pointed person stabbed.Against the main function of shoes is falling above the foot. Before shoes baotou have impact resistant material.Steel shoes main function is to prevent the burning hot, cut, should be able to withstand the static pressure and resistance to a certain temperature, non-flammable. This kind of shoes before apply to metallurgy, furnace, cast iron, etc.In addition to the above and some special shoe cover, such as canvas, asbestos, aluminum membrane material of shoe cover etc.