Southwire 1638SW61 extreme cold performance, the Polar/Solar Supreme Extension Cord is made with our exclusive T*Preen Insulation jacket. T*Preen is formulated to offer superior job site performances in extremely cold weather. Polar/Solar Supreme cord is abrasion, chemical and oil resistant for survival in the toughest of environments. Heavy duty 12/3-wire SJEOW Blue/White cold supreme extension cord W/lighted end, 5-feet.