Made with compound "Time Stopper", special mixture composed of co-polymers and plasticisers hot printed by means of extrusion and injection molding process, extremely resistant to animal fats, vegetable oils, hydrocarbons and chemicals. Very high abrasion resistance, flexibility and softness. anatomical design for leg comfort and higher foot. Hull reinforced on the heel design, ankle and toe. Upper shortened depending on the use and individual needs. rear spur to facilitate the extraction from the foot without tearing. Crampons interior to hold the fabric of trousers and suits. Smooth frontal profile to reduce the accumulation of dirt and facilitating its removal.