Work boots O2 SR FO lace-up with dial size

O2 SR FO work boots, wire lacing with dial, upper: nubuck split leather, lining: mesh knit, sole: PU/Rubber, insole: HI-POLY foam, shoe made in category O2 SR FO (SR – slip resistance on ceramic surfaces covered with sodium lauryl sulfate (SLS) solution and on steel surfaces covered with glycerol), closed heel, resistant to oils, gasoline and other organic solvents, antistatic properties, energy absorption in the heel area, protection against softening and water absorption, wire lacing system with dial, CE Certificate, size 40