Types of Function
| Closed-end zipper | Open-end zipper | Two-way open-end zipper | Zipper with double sliders(arranged in head-to-head relations) | Zipper with double sliders(arranged in bottom-to-bottom relations) |
 |
 |
 |
 |
 |
| Closed-end zipper | Open-end zipper | Two-way open-end zipper | Zipper with double sliders(arranged in head-to-head relations) | Zipper with double sliders(arranged in bottom-to-bottom relations) |
|
|
|
|
|