Sixton safety shoes S3 Sixton Weld, size 43. metal-free welding and construction site safety shoes Sixton EN ISO 20345-1 S3 with a textile midsole. The upper is made of black cowhide and has an overcap, a textile lining, a padded shaft edge, a protective tongue with dust protection and a Velcro fastening as well as laces underneath. The temperature-regulating, corrosion-resistant and non-magnetic plastic toe cap is 11 cm high. The shoes have a glued-in insole and a textile midsole that is puncture-resistant. The rubber (Vibram)/PU sole has a non-slip tread and is oil, petrol and acid resistant, antistatic and heat resistant up to 250 °C, with a shock absorber in the heel area. The Velcro fastener allows the shoes to be removed quickly in the event of metal splashes and sparks.