Special leather boots for protection against thermal

Special leather boots with heat-resistant oil and benzene acid-alkali resistant single-layer sole for protection against thermal risks of electric arc (used in a set with clothing for protection against thermal risks of electric arc); against elevated temperatures: contact with heated surface up to +300°C; against chemical factors: crude oil and oil products of light fractions, petroleum oils and oil products of heavy fractions; from mechanical effects: blows in the toe part with energy of 5 Joules with internal thermoplastic socks, from abrasion, from sliding on greasy and wet surfaces (on concrete), from general industrial pollution, mod. EL-5