Special footwear with a combined leather and textile

Special men's and women's footwear with a combined upper made of leather and textile materials 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 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 impacts: blows in toe part with 200 Joule energy with internal polycarbonate 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-3M