Material: durable plastic with steel wire rope and metal buckle. Size: The diameter of the retractable roll is approximately 3.5 cm. The length of the steel cable can extend up to approx. 60 cm. It's smooth, easy to pull on, and convenient to carry. Load bearing: durable material, high quality telescopic rope, 0-10kg portable. Quantity: This package contains 2 pieces of extendable badge rolls in black color. It's foldable and easy to take with you when you go out. Unique design: Retractable roller and metal clips on belt loops, bags or wallets provide more convenience and security for keys, ID cards or other things. Material: ABS plastic, steel wire rope Color: blackThis type of retractable key fob is widely used in many cases and is suitable for most ID cards, keys, badges, cards, pipes and lanyards. You can wear it for outdoor activities