【Retractable Keychain】This retractable 80cm spool extender, more than enough to comfortably reach as far as your arm reaches. It is convenient to open the door without a tangle of string. Unique design, elastic string with reasonable length and easy to use. 【Heavy Duty Key Ring】Diameter 5.7cm, which gives us more space, improving the more durable steel rope. Made of zinc alloy, ABS and durable retractable cord, these badge spools are durable, safe, anti-lost; the retractable badge drum can be securely attached to your clothes. All this makes it hold more keys and is sturdy. Suitable for storing small items such as ID cards, keys, etc. in everyday life. 【Unique design】Each retractable lanyard has a keychain and plastic buckle, it is so easy to clip the badge and ID card set; it can be used with a clip on belt buckles, lanyards, backpacks and other portable bags. It is a useful tool for adults and children, for home camping hikes and other outdoor activities, protecting against loss and maintaining order. 【Package Contents】There are 3 retractable badge drums to choose from, enough for long-term use and replacement, this retractable keychain is not heavy, but practical, you can take it anywhere if you need. ABS and steel body, black looks very cool and is more durable. Retractable Lanyard Features: Made of hard plastic and durable coiled wire; Up to 80 cm of coiled wire; 3 pieces of retractable ID strap; Unique design, elastic string with reasonable length and easy to use.