The Woods 835 SPT-3 14/3 Flat Utility Extension Cord has solid molded plugs and stranded copper conductors. It is made with tough vinyl insulation that won't leave marks and it resists deterioration from moisture and abrasion. This cord is not meant for heavy-duty use, it is a general purpose cord for indoor use and measures 50 ft. in length. They are NON-UL. Coleman Cable, Inc. is a leading manufacturer and innovator of electrical and electronic wire and cable products for the security, sound, telecommunications, electrical construction, retail, commercial, industrial, irrigation, HVAC and automotive markets. Coleman Cable, Inc. offers a family of leading brands such as Designers Edge, Yellow Jacket, Woods and Moonrays. Southwire Company, LLC is North America's leading manufacturer of wire and cable used in the distribution and transmission of electricity. Throughout its history, our company has sought to help provide power through our products, our service and by helping empower our customers, employees and communities.