To know how to order this product you have to know how many yards of fabric you are working with.
This item is sold by the Clip
If its panels measure the Flat width of the fabric you will be using.
same with sheer
if its 100 inches order 3 yards of tape
10 snaps per yard so you would order 30 clips
It's usually between 2 to 2.25 the width of the window size
you will also need the snap tape.
There is approximately 10 snaps in a yard so you will need to order 10 clips per yard of snap tape.
always order a few extra to make sure its right you can't add them afterwards.
Drapery King Toronto
If you don't see the item you need Text Mark 647-219-1714