Special footwear with a combined leather and textile

Special footwear for men and women with a combined upper made of leather and textile materials for protection against thermal risks of electric arc (used in combination with clothing for protection against thermal risks of electric arc); against elevated temperatures: contact with a heated surface up to +300C; against chemical factors: crude oil and oil products of light fractions, petroleum oils and oil products of heavy fractions; against mechanical effects: blows in the toe part with energy of 5 Joule with internal thermoplastic socks, from abrasion, from slipping on greasy and wet surfaces (on concrete), including steel and ice with anti-slip inserts from abrasive material, from vibrations, from general industrial pollution, with heat-resistant oil and benzene acid-alkali resistant sole (including anti-slip inserts from abrasive material), boots, model EL-3