Retractable belt barrier technology used for quick closure of docking doors, elevators, escalators, bathrooms, wide aisles, corridors, lock out/tag out of down equipment, electrical rooms creating an Arc Flash Boundary, and many other uses. Designed to be surface mounted for use when floor space is limited - attaches to magnetic surfaces and non-magnetic surfaces including but not limited to metal, stainless steel, glass, wood and plastic. Secures to more surfaces than any other similar product in the market with powerful magnet. Portable; easily fits in a tool bag. Can be used indoors and outdoors. No extra accessories required. Light kit included that attaches to the top of the Magnetic Barrier to increase visibility of safety magnets on both ends and 2 suction cups.