Premium Quality Material: These self retracting id badges are made of durable plastic with good quality metal clip. The built in nylon rope can stretch the length of the 27inches(70cm) to help you use the keys and work cards better. Convenient to clip on attaching to belts, pockets, lanyard.Sizing Information: The retracting badge holder is 1 inch diameter of big round smooth surface, the center is inch diameter, approx. 27 inch retractable cord extension. Durable plastic case makes it very strong and lightweight. Twist-Free I.D. badge end fitting. DIY Product : These badge reels have a flat top that can DIY gluing on large buttons and beads and can then customize for your outfits. Great choice for hospitals and offices. Special Design and Unique Structure : This ID badge holder is made using badge reels housed in a hard plastic casing and retractable mechanism for ease of use when scanning. The clip is a slip on style clip which can be held more firmly and sturdy on your belts, pockets or clothing.What You Get:Come with 10 pcs id badge reel, there have 3 colors(Blue, White, Red), choosing the color you want. One package just one color. Professional card holder can be allow for the hanging and extending of your badge with ease.