Offers protection according to S3, and it prevents weld spatter from falling into the shoe. The special microfibre soft lining makes it very comfortable to wear. The boot is water and oil resistant and the seam is reinforced with rivets for maximum durability. The front is folded and fastened with velcro to give a flat and protected upper. The dual density sole offers a soft upper part with front and back ‘bumpers’ and arch support, whilst the part in direct contact with the ground offers extremely high slip resistance. The shoe is equipped with shock absorption and the TF system to prevent ankle spraining risks, also the sole is heat resistant up to 180°C. They have an elasticated tongue for wide fitting feet and high slip resistant soles.