1. Durable and cost-effective: These flat black lanyards for ID cards are lightweight, comfortable, and soft. They are quite comfortable to wear, and they are cost-effective and durable. 2. A good way: A large number of black ID card lanyards are a good way to ensure that employees, students, attendees, and visitors can display their identification information at all times. The width of the strap of these black ID card lanyards is 0.5 inches. 3. Easy to fasten and unfasten: These black ID card lanyards are relatively easy to fasten and unfasten, making it convenient to match with items with lanyard holes. 4. Comfortable to wear: These black ID card lanyards are made of soft fabrics, which are light and strong. The non-itchy strap fabric can help prevent neck discomfort, and it feels nice to wear. You don't need to worry too much about skin allergies.