All metal zinc alloy construction with steel wire cord makes the most durable retractable badge holder, tested under more than 100,000 pulls. The clip is screw-fastened in the back side so no need to worry that it will fall off. Easily clip on to belts, pockets, purse straps, backpacks or anywhere you like. Perfect name card badge holder for any industry, men and women. Great for nurses, maintenance, medical and office staff, airport FAA and TSA, security staff, police, military, government, teachers, students, custodians, factory workers, employees, outdoor enthusiast, etc.