Reference price
| ZIPPER, cm | PRICE, $ |
| 10 | 0.004 |
| 12 | 0.0041 |
| 14 | 0.0042 |
| 16 | 0.0043 |
| 18 | 0.0044 |
| 20 | 0.0045 |
| 22 | 0.0046 |
| 25 | 0.00475 |
| 30 | 0.00485 |
| 35 | 0.00495 |
| 40 | 0.00545 |
| 45 | 0.00595 |
| 50 | 0.00645 |
| 55 | 0.00695 |
| 60 | 0.00745 |
| 65 | 0.00795 |
| 70 | 0.00845 |
| 75 | 0.00895 |
| 80 | 0.00945 |
| 85 | 0.00995 |
| 90 | 0.01045 |
| 95 | 0.01095 |
| 100 | 0.01145 |