Measure Method 1
First decide what material your zipper is made of and click on the corresponding zipper. Is it a metal, plastic. coil or blind zipper.
COIL ZIPPER
METAL ZIPPER
PLASTIC ZIPPER
INVISIBLE ZIPPER
Measure Method 2
If you have any doubts about the correct size via Method 1, please check again with method 2. Measure the width and height of your broken zipper with a digital caliper. The images below show exactly how to measure the width and height of the zipper.
Measuring the width of the zipper
Measuring the height of the zipper (measure the height of the teeth)
Once you have these numbers check the table below. First see of which material your zipper is made of and then look in the column width and height. Behind these columns you’ll find the Fix-A-Zipper type and number you need.
In the above example you need Metal Size 5
Measure Table
| Type of zipper | Width mm | Height mm | Width inch | Height inch | Type |
| Metal | 4,55-4,90 | 1,90-2,00 | 0,179-0,193 | 0,075-0,079 | Size 3 |
| Metal | 5,70-6,10 | 2,40-2,70 | 0,224-0,240 | 0,094-0,106 | Size 5 |
| Metal | 7,35-7,60 | 2,90-3,20 | 0,289-0,299 | 0,114-0,126 | Size 8 |
| Metal | 8,60-8,90 | 3,75-4,00 | 0,339-0,350 | 0,148-0,157 | Size 10 |
| Coil | 4,12-4,24 | 1,85-2,00 | 0,162-0,167 | 0,073-0,079 | Size 3 |
| Coil | 4,90-5,10 | 2,10-2,30 | 0,193-0,201 | 0,083-0,091 | Size 4 |
| Coil | 6,33-6,57 | 2,60-2,75 | 0,249-0,259 | 0,102-0,108 | Size 5 |
| Coil | 7,10-7,30 | 2,80-2,90 | 0,280-0,287 | 0,110-0,114 | Size 8 |
| Coil | 10,20-10,50 | 3,90-4,20 | 0,402-0,413 | 0,154-0,165 | Size 10 |
| Plastic | 5,80-6,20 | 2,80-3,00 | 0,228-0,244 | 0,110-0,118 | Size 5 |
| Plastic | 5,80-7,90 | 2,90-3,90 | 0,288-0,312 | 0,114-0,154 | Size 8 |
| Plastic | 8,60-8,90 | 3,75-4,00 | 0,339-0,350 | 0,148-0,157 | Size 10 |
| Invisible | 4,90-5,10 | 2,10-2,30 | 0,193-0,201 | 0,083-0,091 | Size 4 |
| Invisible | 6,33-6,50 | 2,60-2,70 | 0,249-0,259 | 0,102-0,108 | Size 5 |