FOOT BATH Removable mat, made of curly PVC (with bangs), which is installed on a non-slip base in a stainless steel box or a high-strength plastic, on the floor at the entrance of areas of public use for people to clean the plant of their footwear and disinfect it with the quaternary ammonium 20 ml per liter of water ) that it gives off. They became popular with the appearance of covid-19 and the sanitary regulations implemented.