
Product Introduction
Round zipper, also known as a document extension zipper or badge zipper, is a classic accessory for work badges and document card sleeves. With a round design, a simple and elegant style, and multiple color options, it is widely used with various document card sleeves. It is commonly used in enterprises, hospitals, schools, factories, and exhibitions. Supplies are available for both domestic and international markets.
This product comes with a stretchable nylon strap. Simply extend it during use. For card scanning and verification, there is no need to remove the badge; it automatically retracts when released, making it time-saving and convenient. A metal clip is provided on the back, allowing it to be securely attached to work uniforms, pockets, or belts, ensuring stable wear and preventing loss. A transparent PVC connecting strap is also included, reinforced with rivets, which can be used to attach the ID card sleeve—easy to install and remove.
Product specifications
Shell material: ABS rigid plastic
Extendable rope: High-strength nylon rope
Fixed accessories: metal clip + transparent PVC connecting strap + metal rivets
Style: Round flat design
Function: Automatic scaling and rebound
Color: Blue, purple; multiple colors available
Product Advantages
1. Auto-scaling, easy to use
With a built-in spring mechanism, the pull wire stretches smoothly and automatically retracts when released. No need to remove your ID for card scanning or access control scanning—this eliminates the hassle of repeatedly removing and losing IDs. Particularly convenient for medical staff, front desk staff, and factory workers.
2. The ABS casing is sturdy and durable
Hard ABS plastic casing, resistant to drops and not prone to cracking, with a smooth surface that is not easily scratched, and does not fade over long-term use.
3. The metal clip holds firmly
The metal clip on the back has sufficient holding power; it stays firmly attached to clothing pockets or work uniforms and does not easily fall off, ensuring stable wear without easy slipping.
4. Reinforced with rivets; the connection point is not prone to breaking
The transparent PVC connecting band is secured with metal rivets, offering strong tensile strength. It does not easily come loose or crack under repeated tension, resulting in a longer service life.
5. Compact and lightweight, with diverse color options
The overall size is compact, and the weight is light; there is no feeling of burden when wearing it. Multiple colors are available, making it easy for companies to assign colors based on departments.
Applicable Scenarios
Hospital nurse and doctor name badges, corporate employee ID cards, factory job certificates, exhibition participation permits, school student IDs, property access cards, supermarket sales staff credentials, etc. Can be shipped as complete sets with hard plastic card sleeves.
Purchase Instructions
Support for single-color orders, as well as mixed colors in multiple batches. Discounted prices can be negotiated for large quantities.
You can purchase the document card sleeve, hanging strap, and inner paper card together to get a complete set of documents in one place.
Warm reminder: Please do not pull the rope forcefully to avoid damage due to exceeding the tensile limit.


