Durable The badge reel is made of high quality ABS plastic, rust-proof and durable, the nylon cord and metal clasp allows the key ring to hold enough keys and heavy duty. .Expandable Nylon Cord Each key fob cord can be up to 27 inches (68 cm) long, allowing you to swipe your card or ID card quickly and unlock your door easily without bending down. .Fastening: Drawstring .Unique Design Reasonably long and easy to use elastic cord, each retractable lanyard has a key fob and plastic clasp, and the key ring is a wonderful addition to the ID holder. .Wide ApplicationThe retractable key ring can be widely used in the office, home and outdoor activities such as fishing and hiking, and can be used with ID cards, access cards, keys, etc.