This vinyl outdoor extension cord is helpful all around the house. It has a vinyl jacket that resists moisture abrasion and prolonged exposure to sunlight. Reinforced blades help prevent accidental bending or breakings. Molded plugs and heavy-duty strain relief protects electrical connections resulting in longer cord life. Outer jacket won t mark floors or walls. This cord is recommended for general indoor/outdoor use. and is UL listed cUL listed ETL listed and meets OSHA requirements for outdoor use.