The ASL PVC insulated flexible cable has 3 cores that are Blue and Brown and Green. They are applicable in general purpose indoors or outdoors in dry or damp situations. Suitable for portable tools, washing machines,vacuum cleaners and other low power consuming appliances. If frequent flexing or torsion is likely, the circular cord should be used. Should not be used where sheath can come in to contact with hot surfaces. Not suitable below 0°