Blaklader 150011408999D100 Craftsman Trousers, Size 36/30, Navy Blue/Black 88% cotton, 12% polyamide, denim, coated, Cordura denim, 375g/m Functionality: pre-bent knees Certifications: EN 14404 together with en14404-certified knee protection art 4000, 4008, 4018 Material: 88% cotton, 12% polyamide, denim, coated, Cordura denim, 375G/m