DIAMOND S3 S3SRC Toe & sole steel PU sole EN ISO20345:2011,Toe & sole steel Upper:printed leather water resistant, leather tong PU Sole:Dual density polyurethane compound or single density, antistatic, resistant to oils and hydrocarbons, hydrolysis-resistant, abrasion resistant. Shock absorber system with shock-absorbing heel. High grip Maximum stability. Maximum strength and protection.