Giantz 3MM 100M Twin Core Wire Electrical Cable Extension Car 450V 2 SheathGiantz 3MM 100M Twin Core Wire Electrical Cable Extension Car 450V 2 Sheath With its twin core design, our Twin Cable Sheath Wire is one of the best in the market. Comprising pure oxygen free copper and a highly durable and strong reinforced PVC cover with black sheathing, our twin core sheath wire can handle any application with ease and confidence. And that can make a difference with a good project and a great one. Not least. The wire is waterproof,