Durable ABS material with wear resistance and corrosion resistance Double-sided sliding cover design Scannable transparent film Waterproof and anti-fouling No need to cut the badge cover every time you use the ID card The top middle slot is for hanging ropes The long and soft lanyard is comfortable to wear The connection between the lanyard and the badge is also very strong Easy to remove and reinstall A badge is 4in X 3in (including a lanyard of 18.5in) The fashionable pattern eliminates the previous dullness and brings visual brightness to get rid of monotony Just push the front and back pieces of the badge in different directions to open it. Put in the ID card and push the upper and lower pieces in relative directions to prevent folding, fading, scratching or loss. This means that it can maintain its appearance even with frequent use This badge with lanyard is suitable for a variety of occasions. It is very suitable for teachers, students, items, doctors, businessmen, reporters, couriers, engineers, government employees, medical professionals, retail and store workers, sales staff, managers, suitable for offices, schools, hospitals, factories, workplaces, meetings or special events