... absorbent,high temperature resistant,impact resistance PVC Safety Boot with Steel Toe for Mine Material:virgin PVC(not recycled) ... :2007 ISO9001:2008 Comfortable, durable and protective safety bootsReinforced ankle, heel and instep designOne-time injection techniqueSteel toecaps ... to 1500kgs Resistance: acids, alkali, some chemicals, oil and fats.Applied Industry: oil fields, mine, metalwork, chemicals ...