stain-resistant finish contoured flexible waistband material in the crotch area contains 6% elastane 10 multifunctional pockets pockets for knee pads ventilation in the rear knee area plastic D-ring hammer loop highly resistant CORDURA® material in color 01 (only in A9 colors) contrast elements possibility of extending the legs certification according to EN 14404 + A1 (type 2 level 1) in combination with A99 knee pads