Custom Design: There are 4 pack retractable badge reels in this badge reel holder set. Crystalline transparent surfaces perfectly display the beauty inside. .Alligator Clip: The alligator clip on the back can rotate 360 degrees , more range of motion while providing a secure grip to ensure your badge doesn't fall off your uniform. And makes it easier to use or scan ID without having to take it off all the time. .Retractable Reel: Adopted upgraded nylon rope, the retractable length let you get rid of using a lanyard easily. Great for decorative your work badge. .Portable Size: Compact size is easy to store and use in daily life. Make your badge more special and personalized.