Certified chemical resistance and worker protection, Nitrile & polymer enhanced PVC compound for professional chemical protection, Reinforced ankle protection, Excellent level of toe protection, Self cleaning SRA++ rated slip resistant outsole, Strong abrasion resistant outsole for extra durability, Shock absorbing heel design, Certified chemical resistance EN13832-3:2006 Footwear protecting against chemicals. Requirements for prolonged contact with chemicals J K O P Q R, Additionally, certified against sulphuric acid (50% conc.), EN ISO 20345:2011 S5 AN SRA