Work boots O2 SR FO lace-up with dial size

O2 SR FO work boots, lace-up with dial closure, upper: nubuck leather, lining: mesh knit fabric, sole: PU/rubber, insole: HI-POLY foam, shoe made in O2 SR FO category (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 heel area, protection against softening and water absorption, lace system with dial closure, CE certificate, size 39